Last frost date in Centralia, Illinois
April 9
Average last frost in spring. In an early year (1 in 10) it's over by March 27; in a late year (1 in 10) it comes after April 25.
October 24
Average first frost in fall. 1 year in 10 it comes by October 10.
Source: NOAA U.S. Climate Normals 1991–2020, station Iuka 12 SW (USC00114400), 8.5 miles from Centralia, elevation 590 ft. NOAA National Centers for Environmental Information. These are long-term averages, not a forecast.
| Early year | Average | Late year | |
|---|---|---|---|
| Last frost in spring | Mar 27 | Apr 9 | Apr 25 |
| First frost in fall | Oct 10 | Oct 24 | Nov 5 |
Frost-free days in an average year: 196
| Chance in a year | Average last in spring | Average first in fall | |
|---|---|---|---|
| Light frost (36°F) | Every year | Apr 23 | Oct 14 |
| Frost (32°F) | Every year | Apr 9 | Oct 24 |
| Hard freeze (28°F) | Every year | Mar 30 | Nov 2 |
Nights at 32°F or colder in an average year: 109
What to plant now in Centralia
- Spring planting calendar for an average last frost around April 10 Centralia: April 9
- Fall planting calendar for an average first frost around October 20 Centralia: 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
- Mount Vernon 18 mi · last frost Apr 11
- Belleville 47 mi · last frost Apr 12
- Collinsville 49 mi · last frost Apr 8
- Effingham 52 mi · last frost Apr 13
- Carbondale 56 mi · last frost Apr 9
Updated