Last frost date in Effingham, Illinois
April 13
Average last frost in spring. In an early year (1 in 10) it's over by April 1; in a late year (1 in 10) it comes after April 29.
October 24
Average first frost in fall. 1 year in 10 it comes by October 9.
Source: NOAA U.S. Climate Normals 1991–2020, station Effingham 3SW (USC00112687), 3.9 miles from Effingham, elevation 625 ft. NOAA National Centers for Environmental Information. These are long-term averages, not a forecast.
| Early year | Average | Late year | |
|---|---|---|---|
| Last frost in spring | Apr 1 | Apr 13 | Apr 29 |
| First frost in fall | Oct 9 | Oct 24 | Nov 5 |
Frost-free days in an average year: 191
| Chance in a year | Average last in spring | Average first in fall | |
|---|---|---|---|
| Light frost (36°F) | Every year | Apr 24 | Oct 13 |
| Frost (32°F) | Every year | Apr 13 | Oct 24 |
| Hard freeze (28°F) | Every year | Apr 2 | Nov 1 |
Nights at 32°F or colder in an average year: 114
What to plant now in Effingham
- Spring planting calendar for an average last frost around April 10 Effingham: April 13
- Fall planting calendar for an average first frost around October 20 Effingham: October 24
Planting dates: USDA Home and Garden Bulletin No. 9 (1967), “Suburban and Farm Vegetable Gardens,” tables 4 and 5. How we match the table.
Nearby in Illinois
- Mattoon 27 mi · last frost Apr 11
- Charleston 32 mi · last frost Apr 15
- Taylorville 51 mi · last frost Apr 12
- Centralia 52 mi · last frost Apr 9
- Decatur 55 mi · last frost Apr 14
Updated