Menard, IL frost dates
How Menard compares
- In 8 years out of 10, the last spring frost in Menard falls between March 22 and April 25, a 34-day window. The first fall frost falls between October 15 and November 13.
- The median last frost is 9 days earlier than the Illinois median of Apr 17.
- Its 205-day growing season is longer than 90% of the 1,287 Illinois places with a regular frost season (state median 187 days).
- The last frost is 8 days earlier than the zone 7a median of Apr 16. Hardiness zones measure winter cold, not season length, so use these dates rather than a zone 7a chart.
- The weather station records an average of 99 nights a year at or below 32°F.
- Compared with Florissant, MO, 105 km away, the last frost here is 6 days later than there and the growing season is 11 days shorter.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | March 22 |
| 50% (median) | April 8 |
| 10% (safe for tender plants) | April 25 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | October 15 |
| 50% (median) | October 30 |
| 90% (late) | November 13 |
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 Menard, IL
Menard, IL frost dates — last frost Apr 8, first frost Oct 30, zone 7a. whenisthelastfrost.com
When to plant vegetables in Menard, IL
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Jan 14 – Jan 28 | Mar 11 – Mar 25 | — | — |
| Peppers | Jan 28 – Feb 11 | Apr 22 – May 6 | — | — |
| Eggplant | Jan 28 – Feb 11 | Apr 22 – May 6 | — | — |
| Tomatoes | Feb 11 – Feb 25 | Apr 15 – Apr 29 | — | — |
| Lettuce | Feb 11 – Feb 25 | Mar 18 – Apr 1 | Mar 11 – Apr 15 | Sep 4 – Oct 2 |
| Kale | Feb 11 – Feb 25 | Mar 11 – Mar 25 | Mar 11 – Mar 25 | Aug 21 – Sep 11 |
| Broccoli | Feb 11 – Feb 25 | Mar 25 – Apr 8 | — | Jul 24 – Aug 14 |
| Cabbage | Feb 11 – Feb 25 | Mar 18 – Apr 1 | — | Jul 24 – Aug 14 |
| Cauliflower | Feb 11 – Feb 25 | Mar 25 – Apr 8 | — | Jul 24 – Aug 14 |
| Okra | Feb 25 – Mar 11 | Apr 29 – May 13 | Apr 29 – May 13 | — |
| Basil | Feb 25 – Mar 11 | Apr 15 – Apr 29 | — | — |
| Peas | — | — | Feb 25 – Mar 18 | Aug 7 – Aug 28 |
| Spinach | — | — | Feb 25 – Mar 18 | Sep 4 – Sep 25 |
| Radishes | — | — | Mar 4 – Apr 15 | Sep 18 – Oct 9 |
| Cucumbers | Mar 11 – Mar 18 | Apr 22 – Apr 29 | Apr 15 – Apr 29 | Aug 14 – Aug 28 |
| Zucchini & Summer Squash | Mar 11 – Mar 18 | — | Apr 15 – Apr 29 | Aug 21 – Sep 4 |
| Winter Squash & Pumpkins | Mar 11 – Mar 18 | — | Apr 15 – Apr 29 | — |
| Melons & Watermelon | Mar 11 – Mar 18 | Apr 22 – May 6 | — | — |
| Carrots | — | — | Mar 18 – Apr 15 | Aug 7 – Aug 21 |
| Beets | — | — | Mar 18 – Apr 15 | Aug 21 – Sep 4 |
| Potatoes | — | — | Mar 18 – Apr 8 | — |
| Swiss Chard | — | — | Mar 25 – Apr 22 | Aug 21 – Sep 4 |
| Cilantro | — | — | Mar 25 – Apr 15 | Sep 4 – Sep 25 |
| Green Beans | — | — | Apr 15 – May 6 | Aug 14 – Aug 28 |
| Sweet Corn | — | — | Apr 15 – Apr 29 | — |
| Sweet Potatoes | — | Apr 22 – May 13 | — | — |
| Garlic | — | — | — | Oct 16 – Nov 20 |
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 Kaskaskia Rvr Navigation Lock, IL weather station, 12 km away (elevation 381 ft (116 m)).
Frost dates near Menard
- Chester Apr 8 · Oct 30
- Ellis Grove Apr 8 · Oct 30
- Walsh Apr 8 · Oct 30
- Steeleville Apr 12 · Oct 22
- Rockwood Apr 19 · Oct 20
- Evansville Apr 8 · Oct 30
- Modoc Apr 8 · Oct 30
- Percy Apr 12 · Oct 22
- Campbell Hill Apr 12 · Oct 22
- Willisville Apr 12 · Oct 22
Frequently asked questions
When is the last frost in Menard, IL?
The median last spring frost in Menard, IL is April 8. 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 Menard, IL?
The median first fall frost is October 30, with about a 10% chance of frost before October 15.
How long is the growing season in Menard, IL?
About 205 days between the median last spring frost and first fall frost.
What planting zone is Menard, IL?
Menard, IL is in USDA hardiness zone 7a.