Edgewood, IL frost dates
Last spring frostApr 10median date
First fall frostOct 23median date
Growing season196 daysfrost-free
Hardiness zone6bZone 6b
How Edgewood compares
- In 8 years out of 10, the last spring frost in Edgewood falls between March 26 and April 26, a 31-day window. The first fall frost falls between October 7 and November 5.
- The median last frost is 7 days earlier than the Illinois median of Apr 17.
- Its 196-day growing season is longer than 78% of the 1,287 Illinois places with a regular frost season (state median 187 days).
- The last frost is 12 days earlier than the zone 6b median of Apr 22. Hardiness zones measure winter cold, not season length, so use these dates rather than a zone 6b chart.
- The weather station records an average of 99 nights a year at or below 32°F.
- Compared with Decatur, IL, 108 km away, the last frost here is 4 days earlier than there and the growing season is 3 days longer.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | March 26 |
| 50% (median) | April 10 |
| 10% (safe for tender plants) | April 26 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | October 7 |
| 50% (median) | October 23 |
| 90% (late) | November 5 |
Frost here means 32°F (0°C). A median date means half of years have their last frost earlier and half later.
Planting calendar for Edgewood, IL
Edgewood, IL frost dates — last frost Apr 10, first frost Oct 23, zone 6b. whenisthelastfrost.com
Crop
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Start indoors: Jan 16 to Jan 30Transplant outside: Mar 13 to Mar 27
Start indoors: Jan 30 to Feb 13Transplant outside: Apr 24 to May 8
Start indoors: Jan 30 to Feb 13Transplant outside: Apr 24 to May 8
Start indoors: Feb 13 to Feb 27Transplant outside: Apr 17 to May 1
Start indoors: Feb 13 to Feb 27Transplant outside: Mar 20 to Apr 3Sow outdoors: Mar 13 to Apr 17Plant for fall: Aug 28 to Sep 25
Start indoors: Feb 13 to Feb 27Transplant outside: Mar 13 to Mar 27Sow outdoors: Mar 13 to Mar 27Plant for fall: Aug 14 to Sep 4
Start indoors: Feb 13 to Feb 27Transplant outside: Mar 27 to Apr 10Plant for fall: Jul 17 to Aug 7
Start indoors: Feb 13 to Feb 27Transplant outside: Mar 20 to Apr 3Plant for fall: Jul 17 to Aug 7
Start indoors: Feb 13 to Feb 27Transplant outside: Mar 27 to Apr 10Plant for fall: Jul 17 to Aug 7
Start indoors: Feb 27 to Mar 13Transplant outside: May 1 to May 15Sow outdoors: May 1 to May 15
Start indoors: Feb 27 to Mar 13Transplant outside: Apr 17 to May 1
Sow outdoors: Feb 27 to Mar 20Plant for fall: Jul 31 to Aug 21
Sow outdoors: Feb 27 to Mar 20Plant for fall: Aug 28 to Sep 18
Sow outdoors: Mar 6 to Apr 17Plant for fall: Sep 11 to Oct 2
Start indoors: Mar 13 to Mar 20Transplant outside: Apr 24 to May 1Sow outdoors: Apr 17 to May 1Plant for fall: Aug 7 to Aug 21
Start indoors: Mar 13 to Mar 20Sow outdoors: Apr 17 to May 1Plant for fall: Aug 14 to Aug 28
Start indoors: Mar 13 to Mar 20Sow outdoors: Apr 17 to May 1
Start indoors: Mar 13 to Mar 20Transplant outside: Apr 24 to May 8
Sow outdoors: Mar 20 to Apr 17Plant for fall: Jul 31 to Aug 14
Sow outdoors: Mar 20 to Apr 17Plant for fall: Aug 14 to Aug 28
Sow outdoors: Mar 20 to Apr 10
Sow outdoors: Mar 27 to Apr 24Plant for fall: Aug 14 to Aug 28
Sow outdoors: Mar 27 to Apr 17Plant for fall: Aug 28 to Sep 18
Sow outdoors: Apr 17 to May 8Plant for fall: Aug 7 to Aug 21
Sow outdoors: Apr 17 to May 1
Transplant outside: Apr 24 to May 15
Plant for fall: Oct 9 to Nov 13
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Edgewood, IL
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Jan 16 – Jan 30 | Mar 13 – Mar 27 | — | — |
| Peppers | Jan 30 – Feb 13 | Apr 24 – May 8 | — | — |
| Eggplant | Jan 30 – Feb 13 | Apr 24 – May 8 | — | — |
| Tomatoes | Feb 13 – Feb 27 | Apr 17 – May 1 | — | — |
| Lettuce | Feb 13 – Feb 27 | Mar 20 – Apr 3 | Mar 13 – Apr 17 | Aug 28 – Sep 25 |
| Kale | Feb 13 – Feb 27 | Mar 13 – Mar 27 | Mar 13 – Mar 27 | Aug 14 – Sep 4 |
| Broccoli | Feb 13 – Feb 27 | Mar 27 – Apr 10 | — | Jul 17 – Aug 7 |
| Cabbage | Feb 13 – Feb 27 | Mar 20 – Apr 3 | — | Jul 17 – Aug 7 |
| Cauliflower | Feb 13 – Feb 27 | Mar 27 – Apr 10 | — | Jul 17 – Aug 7 |
| Okra | Feb 27 – Mar 13 | May 1 – May 15 | May 1 – May 15 | — |
| Basil | Feb 27 – Mar 13 | Apr 17 – May 1 | — | — |
| Peas | — | — | Feb 27 – Mar 20 | Jul 31 – Aug 21 |
| Spinach | — | — | Feb 27 – Mar 20 | Aug 28 – Sep 18 |
| Radishes | — | — | Mar 6 – Apr 17 | Sep 11 – Oct 2 |
| Cucumbers | Mar 13 – Mar 20 | Apr 24 – May 1 | Apr 17 – May 1 | Aug 7 – Aug 21 |
| Zucchini & Summer Squash | Mar 13 – Mar 20 | — | Apr 17 – May 1 | Aug 14 – Aug 28 |
| Winter Squash & Pumpkins | Mar 13 – Mar 20 | — | Apr 17 – May 1 | — |
| Melons & Watermelon | Mar 13 – Mar 20 | Apr 24 – May 8 | — | — |
| Carrots | — | — | Mar 20 – Apr 17 | Jul 31 – Aug 14 |
| Beets | — | — | Mar 20 – Apr 17 | Aug 14 – Aug 28 |
| Potatoes | — | — | Mar 20 – Apr 10 | — |
| Swiss Chard | — | — | Mar 27 – Apr 24 | Aug 14 – Aug 28 |
| Cilantro | — | — | Mar 27 – Apr 17 | Aug 28 – Sep 18 |
| Green Beans | — | — | Apr 17 – May 8 | Aug 7 – Aug 21 |
| Sweet Corn | — | — | Apr 17 – May 1 | — |
| Sweet Potatoes | — | Apr 24 – May 15 | — | — |
| Garlic | — | — | — | Oct 9 – Nov 13 |
Dates come from the median frost dates and common extension-service timing. Adjust for your soil temperature, microclimate and the varieties you grow.
About these dates
Based on 1991–2020 NOAA climate normals for the Flora 5 Nw, IL weather station, 23 km away (elevation 499 ft (152 m)).
Frost dates near Edgewood
- Mason Apr 13 · Oct 24
- Farina Apr 3 · Oct 24
- Watson Apr 13 · Oct 24
- Saint Peter Apr 3 · Oct 24
- Altamont Apr 13 · Oct 24
- Louisville Apr 10 · Oct 23
- Kinmundy Apr 9 · Oct 26
- Saint Elmo Apr 3 · Oct 24
- Effingham Apr 13 · Oct 24
- Brownstown Apr 3 · Oct 24
Frequently asked questions
When is the last frost in Edgewood, IL?
The median last spring frost in Edgewood, IL is April 10. There is still about a 10% chance of frost after April 26, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Edgewood, IL?
The median first fall frost is October 23, with about a 10% chance of frost before October 7.
How long is the growing season in Edgewood, IL?
About 196 days between the median last spring frost and first fall frost.
What planting zone is Edgewood, IL?
Edgewood, IL is in USDA hardiness zone 6b.