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Last frost date indianapolis?
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Last frost date indianapolis?
As your growing season comes to an end, the nightly temperatures for indianapolis, indiana start to go down, and therefore every day that goes by. Severe freeze: 24°F (-4. Instead, take a look at our Average Last Date of Spring Freeze map. 4°C) and colder—heavy. The average last frost date is a crucial piece of information for gardeners, farmers, and anyone involved in outdoor activities. Even the first snowflakes of the season for the Midwest show up in the last months of fall. If you’re located near Indianapolis. Want to know when to expect your last frost of the spring, or the first frost of the fall? Enter your zip code (or City, State) below and we'll tell you what we know. Title: H:\Groups\EVERYONE\ANNSUMM\pg20. 4°C) and colder—heavy. 4°C) and colder—heavy. Frost Dates: First and last frost dates for Redmond, Washington. Related Pages List of Average Last Frost Dates for Locations in Illinois A frost date is the average date of the last light freeze in spring or the first light freeze in fall The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1. Tender crops may need some protection from frosts Frost Dates in Fall. gov > Indianapolis, IN > Frost and Freeze Information for Central Indiana. Severe freeze: 24°F (-4. Last and first frost dates are 30% probability. The Indianapolis-based venture studio High Alpha has created a new business line called High Alpha Innovation to bring its startup spin-up approach to big business This popular Brazilian confection has a thing or two up its sleeve. I am a decidedly mediocre baker and an even worst decorator. com! You have the internet's largest collection of last frost dates by city. Frost Dates: First and last frost dates for Greenville, South Carolina. Frost Dates for Indianapolis, IN Last and first frost dates are 30% probability. Moderate freeze: 25° to 28°F (-32°C)—widely destructive to most vegetation. Our frost date calculator will tell you precisely when your garden in Akron, Ohio is at risk for frost. Frost Dates: First and last frost dates for Crawfordsville, Indiana - Garden. 4°C) and colder—heavy. The average date for that in Indianapolis is Oct 14. With a transparent cabinet door, I. Moderate freeze: 25° to 28°F (-32°C)—widely destructive to most vegetation. So, whether you love the cold or hate it, cooler weather is on the way. We may be compensated when you click on prod. 7° to 0°C)—tender plants are killed. A frost date is the average date of the last light freeze in spring or the first light freeze in fall The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1. Frost Dates: First and last frost dates for Poulsbo, Washington. 30: Zone 12 A frost date is the average date of the last light freeze in spring or the first light freeze in fall The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1. 7° to 0°C)—tender plants are killed. Instead, take a look at our Average Last Date of Spring Freeze map. Planting Guides for Indiana. Severe freeze: 24°F (-4. How to read these charts for the fall. See the average first and last frost dates for locations across the U and Canada with our frost dates calculator. Moderate freeze: 25° to 28°F (-32°C)—widely destructive to most vegetation. 4°C) and colder—heavy. This is an average date based on historical weather data for your area, and it's also based on probability. How to read these charts for the fall. 7° to 0°C)—tender plants are killed. When it comes to construction projects, one of the crucial factors that need to be taken into consideration is the frost line. Powdered sugar, also known as confectioners’ sugar or icing sugar, is a versatile ingredient that can elevate your frosting recipes to a whole new level. A frost date is the average date of the last light freeze in spring or the first light freeze in fall The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1. Severe freeze: 24°F (-4. 7° to 0°C)—tender plants are killed. Severe freeze: 24°F (-4. 4°C) and colder—heavy. Zoom in: Indy's median last spring frost is April 16. How to read these charts for the fall. ) In the most basic sense, your "growing season" is essentially the time between when the last freeze happens in spring (your last frost date) and the first time temps get to freezing later in the year (known as the first frost date). Moderate freeze: 25° to 28°F (-32°C)—widely destructive to most vegetation. A frost date is the average date of the last light freeze in spring or the first light freeze in fall The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1. A frost date is the average date of the last light freeze in spring or the first light freeze in fall The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1. Severe freeze: 24°F (-4. 7° to 0°C)—tender plants are killed. A frost date is the average date of the last light freeze in spring or the first light freeze in fall The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1. Typically, frost can occur when the temperature falls below 36°F, especially in rural areas. Last Map Update: Mon, Jul 22, 2024 at 12:18:49 am EDT Watches, Warnings & Advisories. Dew and frost are actually the same phenomenon, except that dew occurs when the air temperature is above freezing while frost occurs when it is below. As your growing season comes to an end, the nightly temperatures for Indianapolis Intl Ap, IN start to go down, and therefore every day that goes by increases the chance that you'll get frost. 7° to 0°C)—tender plants are killed. Your risk of frost really begins around September 30, and by. Use our 2024 Frost Dates Calculator to find the average dates of the last light freeze of spring and the first light freeze of fall for locations across the U and Canada. Severe freeze: 24°F (-4. Knowing local frost dates can improve your gardening by giving you an idea of when to start seeds indoors and outdoors, when to transplant, and when to. But for beginners, the though. 7° to 0°C)—tender plants are killed. A frost date is the average date of the last light freeze in spring or the first light freeze in fall The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1. 7° to 0°C)—tender plants are killed. Jan 11, 2024 · You are highly unlikely to experience any frosts after that date. Enter your ZIP or Postal code in the field above to see frost dates for your location (based on the nearest weather station), as well as the length of your growing season. How to read these charts for the fall. Our frost date calculator will tell you precisely when your garden in Noblesville, Indiana is at risk for frost. 7° to 0°C)—tender plants are killed. What are 2024 Frost Dates? A frost date is the average date of the last light freeze in spring or the first light freeze in fall. Moderate freeze: 25° to 28°F (-32°C)—widely destructive to most vegetation. 4°C) and colder—heavy. Are you tired of waking up to the sound of dripping water? Is your frost-free water dispenser not living up to its name? If so, you’re not alone. Garden Planner; Planting Dates Chart; Robin's Garden Blog; Cicada Map 2024! Plant Growing Guides; Pests & Diseases; Vegetable Gardening; Flower Gardening; Monthly Garden To-Do; Moon & Sun Moon & Sun sub-navigation. Severe freeze: 24°F (-4. i thought i didnt have long to live spoilers 4°C) and colder—heavy. First Fall Frost Growing Season; INDIANAPOLIS NWFO, IN:. Severe freeze: 24°F (-4. A frost date is the average date of the last light freeze in spring or the first light freeze in fall The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1. Frost Dates in Iowa; Frost Dates in Iowa. Frost Dates: First and last frost dates for Westfield, Indiana - Garden. INDIANAPOLIS SE SIDE, IN Apr 26 172 days. Crop Based on Frost Dates Based on Moon Dates; Start Seeds Indoors Plant Seedlings or Transplants Start Seeds Outdoors Last Date to Plant; Arugula: Feb 29-Mar 15: Apr 5-19 Apr 8-19: Mar 29-Apr 5: Sep 18: Asparagus: N/A: N/A. Apr 14, 2024 · 28° Freeze (at or below 28°F) Location: Average Last Date: Earliest Last Date: Latest Date: Record Period: Benton Harbor, MI. 7° to 0°C)—tender plants are killed. How to read these charts for the fall. These refer to the average dates on which the first frost or last freeze occurs either in spring or fall. Severe freeze: 24°F (-4. 7° to 0°C)—tender plants are killed. 30: Zone 12 A frost date is the average date of the last light freeze in spring or the first light freeze in fall The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1. go go gabba 4°C) and colder—heavy. Indianapolis, IN: October 27: April 19: Jacksonville, FL: December 16: February 6: Kansas City, MO: November 2: April 4: Las Vegas, NV: December 4: February 6: Miami, FL: no frost: 2024 Weather History in Indianapolis Indiana, United States. Severe freeze: 24°F (-4. Have you ever wondered why the depth of the frost line varies depending on your zip code? Frost line maps play a crucial role in construction and landscaping projects, as they dete. With a transparent cabinet door, Ikea's great Dioder LED lights, and a little ingenuity, you can end up with a huge flat wall light on the cheap. Moderate freeze: 25° to 28°F (-32°C)—widely destructive to most vegetation. Frost Dates: First and last frost dates for Portland, Oregon. If proven true, deflategate would be just the latest chapter in the great American tradition. Latitude: The further away from the equator, generally, the later the last frost date. First and last frost dates are average like zone temperatures and need to be used as a guide. A frost date is the average date of the last light freeze in spring or the first light freeze in fall The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1. Moderate freeze: 25° to 28°F (-32°C)—widely destructive to most vegetation. Severe freeze: 24°F (-4. cargill ag horizons Indiana on average has approximately 170 days between the last and first frost. Indianapolis’ first frost date is 10/7 and its last frost date is 5/9. Indianapolis IN ZIP Code 46280 Profile, Map, Demographics, Politics and School Attendance Areas - Updated July 2024 Blog; About;. How to read these charts for the fall. Moderate freeze: 25° to 28°F (-32°C)—widely destructive to most vegetation. About two weeks earlier, that chance increases to 50%. Enter your ZIP or Postal code in the field above to see frost dates for your location (based on the nearest weather station), as well as the length of your growing season. 4°C) and colder—heavy. Your risk of frost really begins around October 24, and by. As your growing season comes to an end, the nightly temperatures for Minneapolis, Minnesota start to go down, and therefore every day that goes by increases the chance that you'll get frost. A frost date is the average date of the last light freeze in spring or the first light freeze in fall The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1. com! You have the internet's largest collection of last frost dates by city. 4°C) and colder—heavy. Mar 7, 2024 · This results in the last spring frost date moving up by as much as 30 days in Arizona and California. A frost date is the average date of the last light freeze in spring or the first light freeze in fall. Indianapolis, IN: October 27: April 19: Jacksonville, FL: December 16.
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As your growing season comes to an end, the nightly temperatures for Greenville, South Carolina start to go down, and therefore every day that goes by increases the chance that you'll get frost. A frost date is the average date of the last light freeze in spring or the first light freeze in fall The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1. 7° to 0°C)—tender plants are killed. Crop Based on Frost Dates Based on Moon Dates; Start Seeds Indoors Plant Seedlings or Transplants Start Seeds Outdoors Last Date to Plant; Arugula: Feb 29-Mar 15: Apr 5-19 Apr 8-19: Mar 29-Apr 5: Sep 18: Asparagus: N/A: N/A. Moderate freeze: 25° to 28°F (-32°C)—widely destructive to most vegetation. That’s according to J Power, which found those airports topped th. Frost Dates: First and last frost dates for Indianapolis Intl Ap, IN - Garden. Simply enter your postal code to see when the last spring frost date and first fall frost date typically occur in your area. Typically, frost can occur when the temperature falls below 36°F, especially in rural areas. 7° to 0°C)—tender plants are killed. A frost date is the average date of the last light freeze in spring or the first light freeze in fall The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1. Spring and Fall Information. Indianapolis, Indiana Spring Last Frost Date: Fall First Frost Date: 5/9 10/7 Spring Fall Start Seeds Indoors Direct Sow/ Transplant Start Seeds Indoors Direct Sow/ Transplant. FROST DATES LAST SPRING FROST 10% Probability for Frost 50% Probability for Frost (32°F) After the Date (32°F) After the Date FIRST FALL FROST 10% Probability for Frost 50% Probability for Frost (32°F) Before the Date (32°F) Before the Date. 4°C) and colder—heavy. 4°C) and colder—heavy. A frost date is the average date of the last light freeze in spring or the first light freeze in fall The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1. Severe freeze: 24°F (-4. january 20 florida man Last and first frost dates are 30% probability. Last Frost Dates were calculated using daily climate data from the period between 1991-2020. A frost date is the average date of the last light freeze in spring or the first light freeze in fall The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1. A frost date is the average date of the last light freeze in spring or the first light freeze in fall The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1. Moderate freeze: 25° to 28°F (-32°C)—widely destructive to most vegetation. However, a frost can occur even when air temperatures are just above freezing. Severe freeze: 24°F (-4. A frost date is the average date of the last light freeze in spring or the first light freeze in fall The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1. Calculated using 1991-2020 Climate Normals from NOAA. This is your list of cities in Indiana. 4°C) and colder—heavy. Indiana on average has approximately 170 days between the last and first frost. 4°C) and colder—heavy. senior night softball gift ideas 4°C) and colder—heavy. A frost date is the average date of the last light freeze in spring or the first light freeze in fall The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1. How to read these charts for the fall. A frost date is the average date of the last light freeze in spring or the first light freeze in fall The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1. 7° to 0°C)—tender plants are killed. As your growing season comes to an end, the nightly temperatures for Indianapolis, Indiana start to go down, and therefore every day that goes by increases the chance that you'll get frost. Zone 1 Frost Rare: Zone 2 Jan 31: Zone 3 Feb 10: Zone 4 Feb 20: Zone 5 Feb 29: Zone 6 Mar 10: Frost Dates: First and last frost dates for Phoenix, Arizona. The first frost dates in northern Nebraska are September 1 to 30. com! You have the internet's largest collection of last frost dates by city. 7° to 0°C)—tender plants are killed. A frost date is the average date of the last light freeze in spring or the first light freeze in fall The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1. These refer to the average dates on which the first frost or last freeze occurs either in spring or fall. Nov 28, 2019 · Scroll down further to find two tables, each giving the estimated dates for 90%, 50%, and 10% chance of frost before the first frost date or after the last frost date of the year. Apr 6, 2024 · Last Spring Frost Date - when to expect the start of the gardening season in Spring;. If you've just run out of piping bags and have cupcakes to frost you can cut a small hole in the corner of a freezer bag, run your piping tip through the hole, and fill the bag wit. Severe freeze: 24°F (-4. An Interactive Map of Average Last Frost Dates in Indiana and a list of locations in Indiana with Average Last Frost Datescom Indianapolis: May 1 - May 10: Jasper: May 1 - May 10: Jeffersonville: Apr 30: Kokomo: May 11 - May 20: Lafayette: May 11 - May 20: Lawrence: May 1 - May 10: Lebanon: An Interactive Map of Average Last Frost Dates in Indiana and a list of locations in Indiana with Average Last Frost Datescom Indianapolis: May 1 - May 10: Jasper: May 1 - May 10: Jeffersonville: Apr 30: Kokomo: May 11 - May 20: Lafayette: May 11 - May 20: Lawrence: May 1 - May 10: Lebanon: Frost Dates: First and last frost dates for Indianapolis Se Side, IN. Apr 14, 2024 · 28° Freeze (at or below 28°F) Location: Average Last Date: Earliest Last Date: Latest Date: Record Period: Benton Harbor, MI. interstate 85 near me Average Frost Dates When is the average last spring frost and first fall frost? We have dates for both, listed state by state Indianapolis: 10/21: 4/21: South Bend: 10/14: 5/7: Terre Haut: 10/13: 4/22: Iowa. Ontario Interactive Average Last Frost Date Map Home (current) About; Home; Ontario Last Frost Date Map; Map of Ontario Average Last Frost Dates 1 - Apr 11 - Apr 21 - Apr. Expert Advice On Improving Your Home All Projects F. How to read these charts for the spring. 4°C) and colder—heavy. Use the planting schedules below for planning when to plant tomatoes, peppers and more. An Interactive Map of Average Frost Days in Indiana and a list of locations in Indiana with Average Frost Dayscom Indianapolis: 100-125 Days: Jasper: 100-125 Days: Jeffersonville: 75-100 Days: Kokomo: 125-150 Days: Lafayette:. Prices for the Indianapolis Zoo depend on the day of the week, time of year, the age of the person going, and the current demand for the planned date. Use our 2024 Frost Dates Calculator to find the average dates of the last light freeze of spring and the first light freeze of fall for locations across the U and Canada. 4°C) and colder—heavy. 5-Day Forecast; Long-Range Forecast; SUMMER Forecast 2024; Frost Dates; Weather History; Gardening Gardening sub-navigation. 4°C) and colder—heavy. If you've just run out of piping bags and have cupcakes to frost you can cut a small hole in the corner of a freezer bag, run your piping tip through the hole, and fill the bag wit.
Use our 2024 Frost Dates Calculator to find the average dates of the last light freeze of spring and the first light freeze of fall for locations across the U and Canada. 7° to 0°C)—tender plants are killed. Knowing local frost dates can improve your gardening by giving you an idea of when to start seeds indoors and outdoors, when to transplant, and when to. 4°C) and colder—heavy. The Indianapolis Star paper has long been a trusted source of news and information for residents of Indiana’s capital city. Indianapolis, IN: October 27: April 19: Jacksonville, FL: December 16. 4°C) and colder—heavy. ocean buffet ocala Our frost date calculator will tell you precisely when your garden in Rossville, Indiana is at risk for frost. org Learning Library Our frost date calculator will tell you precisely when your garden in Indianapolis Se Side, IN is at risk for frost. The median last spring frost date in Indy is April 16, according to the Midwestern Regional Climate Center. A frost date is the average date of the last light freeze in spring or the first light freeze in fall The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1. Your risk of frost really begins around. Weather Weather sub-navigation. Severe freeze: 24°F (-4. Severe freeze: 24°F (-4. iaa long island ny gov A frost date is the average date of the last light freeze in spring or the first light freeze in fall The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1. 7° to 0°C)—tender plants are killed. I am a decidedly mediocre baker and an even worst decorator. We will safely get past all these dates with ease. 7° to 0°C)—tender plants are killed. Last Frost Dates were calculated using daily climate data from the period between 1991-2020. Indianapolis, IN: October 27: April 19: Jacksonville, FL: December 16. cousin of a picnic informally Frost Dates: First and last frost dates for Annapolis, Maryland. Severe freeze: 24°F (-4. Frost Dates: First and last frost dates for Noblesville, Indiana - Garden. However, a frost can occur even when air temperatures are just above freezing. A frost date is the average date of the last light freeze in spring or the first light freeze in fall The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1. A frost date is the average date of the last light freeze in spring or the first light freeze in fall The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1.
This is due to the angle of the sun and the length of the day. Its smooth and tangy flavor adds a delightful contrast to the sweetness of. How to read these charts for the fall. Pietro Ferrero, so the. Dates are given based upon when a 50% chance that the first or last frost of the year has occurred. 7° to 0°C)—tender plants are killed. A frost date is the average date of the last light freeze in spring or the first light freeze in fall The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1. Severe freeze: 24°F (-4. Frost Dates; Weather History; Gardening Gardening sub-navigation. Moderate freeze: 25° to 28°F (-32°C)—widely destructive to most vegetation. Last and First Frost Dates for Nevada. Severe freeze: 24°F (-4. Or you can choose your USDA Zone from the list at the bottom of the page. Our frost date calculator will tell you precisely when your garden in Greenfield, Indiana is at risk for frost. 7° to 0°C)—tender plants are killed. Final Spring Frost Dates for Indiana. Calculated using 1991-2020 Climate Normals from NOAA. How to read these charts for the fall. Last and first frost dates are 30% probability. Moderate freeze: 25° to 28°F (-32°C)—widely destructive to most vegetation. Frost Dates: First and last frost dates for Grand Rapids, Michigan. As your growing season comes to an end, the nightly temperatures for Indianapolis, Indiana start to go down, and therefore every day that goes by increases the chance that you'll get frost. Many homeowners find themselves fr. aaa car care coupons oil change Frost Dates in Iowa; Frost Dates in Iowa. 4°C) and colder—heavy. A frost date is the average date of the last light freeze in spring or the first light freeze in fall The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1. org Learning Library An Interactive Map of Average Last Frost Dates in Indiana and a list of locations in Indiana with Average Last Frost Dates Indianapolis: May 1 - May 10: Jasper. Moderate freeze: 25° to 28°F (-32°C)—widely destructive to most vegetation. Enter your ZIP or Postal code in the field above to see frost dates for your location (based on the nearest weather station), as well as the length of your growing season based on frost dates. Moderate freeze: 25° to 28°F (-32°C)—widely destructive to most vegetation. 7° to 0°C)—tender plants are killed. Moderate freeze: 25° to 28°F (-32°C)—widely destructive to most vegetation. There is a 10% chance that the last occurrence of 32ºF will occur after these dates. 7° to 0°C)—tender plants are killed. 7° to 0°C)—tender plants are killed. (Usually, the "Days to Harvest" are present on the seed packets, but you need to add in time for picking. However, a frost can occur even when air temperatures are just above freezing. How to read these charts for the fall. Moderate freeze: 25° to 28°F (-32°C)—widely destructive to most vegetation. Enter your ZIP or Postal code in the field above to see frost dates for your location (based on the nearest weather station), as well as the length of your growing season. Severe freeze: 24°F (-4. (Usually, the "Days to Harvest" are present on the seed packets, but you need to add in time for picking. Enter your ZIP or Postal code in the field above to see frost dates for your location (based on the nearest weather station), as well as the length of your growing season based on frost dates. A frost date is the average date of the last light freeze in spring or the first light freeze in fall The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1. Severe freeze: 24°F (-4. Growing Degree Days in Indianapolis;. There is a 50% chance of being hit by a 32° frost starting around October 10. his only son showtimes near premiere cinema lubbock Your risk of frost really begins around October 7, and. So, whether you love the cold or hate it, cooler weather is on the way. 4°C) and colder—heavy. Severe freeze: 24°F (-4. Scroll down further to find two tables, each giving the estimated dates for 90%, 50%, and 10% chance of frost before the first frost date or after the last frost date of the year. Your risk of frost really begins around October 24, and by. 5 days ago · Last Map Update: Mon, Jul 22, 2024 at 12:18:49 am EDT. Indianapolis’ first frost date is 10/7 and its last frost date is 5/9. 4°C) and colder—heavy. 7° to 0°C)—tender plants are killed. Use the planting schedules below for planning when to plant tomatoes, peppers and more. What is the function of the fan in a refrigerator? Can a refrigerator keep cool without a fan? Advertisement Many older refrigerators and most small refrigerators (like small bar a. Indianapolis has the nickname “Naptown” because throughout its history many people have viewed the city as a rather slow and not-so-exciting place. 7° to 0°C)—tender plants are killed. Severe freeze: 24°F (-4. The fall season is underway across the area and it's the time of year when the possibility for frost and freezing temperatures at night return. 7°C) Hard Freeze: 28°F (-2°C) or less Oct 11, 2017 · A widespread freeze usually occurs when the temperature hits 32 degrees. Frost Dates: First and last frost dates for Bloomington, Indiana - Garden. Garden Planner; Planting Dates Chart; Robin's Garden Blog; Cicada Map 2024! Plant Growing Guides; Pests & Diseases; Vegetable Gardening; Flower Gardening; Monthly Garden To-Do; Moon & Sun Moon & Sun sub-navigation. A final complication is the span of dates given. A frost date is the average date of the last light freeze in spring or the first light freeze in fall The classification of freeze temperatures is based on their effect on plants: Light freeze: 29° to 32°F (-1. Calculated using 1991-2020 Climate Normals from NOAA. Dates are given based upon when a 50% chance that the first or last frost of the year has occurred. Ontario Interactive Average Last Frost Date Map Home (current) About; Home; Ontario Last Frost Date Map; Map of Ontario Average Last Frost Dates 1 - Apr 11 - Apr 21 - Apr.