Last frost date in Peoria, Illinois
April 16
Average last frost in spring. In an early year (1 in 10) it's over by April 2; in a late year (1 in 10) it comes after May 4.
October 23
Average first frost in fall. 1 year in 10 it comes by October 9.
Source: NOAA U.S. Climate Normals 1991–2020, station Peoria Gtr Peoria AP (USW00014842), 6.8 miles from Peoria, elevation 650 ft. NOAA National Centers for Environmental Information. These are long-term averages, not a forecast.
This station is also the nearest one for East Peoria and Pekin, so their frost dates are the same as Peoria's.
| Early year | Average | Late year | |
|---|---|---|---|
| Last frost in spring | Apr 2 | Apr 16 | May 4 |
| First frost in fall | Oct 9 | Oct 23 | Nov 3 |
Frost-free days in an average year: 189
| Chance in a year | Average last in spring | Average first in fall | |
|---|---|---|---|
| Light frost (36°F) | Every year | Apr 27 | Oct 14 |
| Frost (32°F) | Every year | Apr 16 | Oct 23 |
| Hard freeze (28°F) | Every year | Apr 5 | Nov 2 |
Nights at 32°F or colder in an average year: 118
What to plant now in Peoria
- Spring planting calendar for an average last frost around April 20 Peoria: April 16
- Fall planting calendar for an average first frost around October 20 Peoria: October 23
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
- Morton 12 mi · last frost Apr 21
- Canton 26 mi · last frost Apr 17
- Kewanee 37 mi · last frost Apr 24
- Bloomington 39 mi · last frost Apr 25
- Galesburg 42 mi · last frost Apr 20
Updated