Payson, IL frost dates
How Payson compares
- In 8 years out of 10, the last spring frost in Payson falls between March 28 and April 25, a 28-day window. The first fall frost falls between October 14 and November 9.
- The median last frost is 7 days earlier than the Illinois median of Apr 17.
- Its 200-day growing season is longer than 83% of the 1,287 Illinois places with a regular frost season (state median 187 days).
- The last frost is 19 days earlier than the zone 6a median of Apr 29. Hardiness zones measure winter cold, not season length, so use these dates rather than a zone 6a chart.
- The weather station records an average of 114 nights a year at or below 32°F.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | March 28 |
| 50% (median) | April 10 |
| 10% (safe for tender plants) | April 25 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | October 14 |
| 50% (median) | October 27 |
| 90% (late) | November 9 |
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 Payson, IL
Payson, IL frost dates — last frost Apr 10, first frost Oct 27, zone 6a. whenisthelastfrost.com
When to plant vegetables in Payson, 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 | Sep 1 – Sep 29 |
| Kale | Feb 13 – Feb 27 | Mar 13 – Mar 27 | Mar 13 – Mar 27 | Aug 18 – Sep 8 |
| Broccoli | Feb 13 – Feb 27 | Mar 27 – Apr 10 | — | Jul 21 – Aug 11 |
| Cabbage | Feb 13 – Feb 27 | Mar 20 – Apr 3 | — | Jul 21 – Aug 11 |
| Cauliflower | Feb 13 – Feb 27 | Mar 27 – Apr 10 | — | Jul 21 – Aug 11 |
| 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 | Aug 4 – Aug 25 |
| Spinach | — | — | Feb 27 – Mar 20 | Sep 1 – Sep 22 |
| Radishes | — | — | Mar 6 – Apr 17 | Sep 15 – Oct 6 |
| Cucumbers | Mar 13 – Mar 20 | Apr 24 – May 1 | Apr 17 – May 1 | Aug 11 – Aug 25 |
| Zucchini & Summer Squash | Mar 13 – Mar 20 | — | Apr 17 – May 1 | Aug 18 – Sep 1 |
| 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 | Aug 4 – Aug 18 |
| Beets | — | — | Mar 20 – Apr 17 | Aug 18 – Sep 1 |
| Potatoes | — | — | Mar 20 – Apr 10 | — |
| Swiss Chard | — | — | Mar 27 – Apr 24 | Aug 18 – Sep 1 |
| Cilantro | — | — | Mar 27 – Apr 17 | Sep 1 – Sep 22 |
| Green Beans | — | — | Apr 17 – May 8 | Aug 11 – Aug 25 |
| Sweet Corn | — | — | Apr 17 – May 1 | — |
| Sweet Potatoes | — | Apr 24 – May 15 | — | — |
| Garlic | — | — | — | Oct 13 – Nov 17 |
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 Hannibal Wtr Wks, MO weather station, 14 km away (elevation 712 ft (217 m)).
Frost dates near Payson
- Plainville Apr 14 · Oct 23
- Hull Apr 4 · Nov 4
- Kinderhook Apr 4 · Nov 4
- Quincy Apr 8 · Oct 30
- Liberty Apr 14 · Oct 23
- Fowler Apr 14 · Oct 23
- Barry Apr 18 · Oct 15
- New Canton Apr 4 · Nov 4
- Paloma Apr 14 · Oct 23
- Coatsburg Apr 14 · Oct 23
Frequently asked questions
When is the last frost in Payson, IL?
The median last spring frost in Payson, IL is April 10. There is still about a 10% chance of frost after April 25, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Payson, IL?
The median first fall frost is October 27, with about a 10% chance of frost before October 14.
How long is the growing season in Payson, IL?
About 200 days between the median last spring frost and first fall frost.
What planting zone is Payson, IL?
Payson, IL is in USDA hardiness zone 6a.