Caledonia, IL
Climate overview — based on NOAA 1991-2020 normals from ROSCOE 2 SE, IL US.
Year-round temperatures (°F)
Avg high
Avg low
Best time to visit Caledonia
Full guide →Monthly averages
| Month | Avg High | Avg Low | Avg Temp | Precipitation | Snow | Rainy days |
|---|---|---|---|---|---|---|
| January | °F | °F | °F | 1.66 in | 8.6 in | 10 |
| February | °F | °F | °F | 1.69 in | 10.9 in | 10 |
| March | °F | °F | °F | 2.19 in | 4.4 in | 10 |
| April | °F | °F | °F | 3.70 in | 1.5 in | 12 |
| May | °F | °F | °F | 4.27 in | — | 14 |
| June | °F | °F | °F | 5.54 in | — | 12 |
| July | °F | °F | °F | 3.69 in | — | 9 |
| August | °F | °F | °F | 4.36 in | — | 10 |
| September | °F | °F | °F | 4.22 in | — | 9 |
| October | °F | °F | °F | 2.95 in | — | 11 |
| November | °F | °F | °F | 2.49 in | 2.7 in | 9 |
| December | °F | °F | °F | 1.89 in | 9.9 in | 11 |
Last spring / first fall frost
All-time recordsHottest, coldest, wettest
Planting calendarWhat to plant, and when