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Calhoun, IL Climate
1991 to 2020 normals at Olney 2s, 4 mi from the center of Calhoun, elevation 459 ft.
Average weather by month
Select a month for daily normals and last year's weather
| Month | Range | High | Low | Precip. | Snow |
|---|---|---|---|---|---|
| January | 38° | 21° | 3.52 in | 3.6 in | |
| February | 43° | 24° | 2.57 in | 2.6 in | |
| March | 53° | 32° | 4.21 in | 1.1 in | |
| April | 66° | 43° | 5.02 in | 0.0 in | |
| May | 75° | 53° | 5.60 in | 0.0 in | |
| June | 84° | 62° | 4.79 in | 0.0 in | |
| July | 87° | 66° | 4.96 in | 0.0 in | |
| August | 86° | 64° | 3.19 in | 0.0 in | |
| September | 80° | 56° | 3.31 in | 0.0 in | |
| October | 69° | 44° | 3.83 in | 0.0 in | |
| November | 54° | 34° | 4.26 in | 0.5 in | |
| December | 42° | 26° | 3.50 in | 2.7 in | |
| Year | 65° | 48.76 in | 10.5 in |
Frequently asked questions
- What is the hottest month in Calhoun, IL?
- July is the warmest month, with a normal high of 87°F at Olney 2s.
- What is the coldest month in Calhoun, IL?
- January is the coldest month, with a normal low of 21°F.
- What is the wettest month in Calhoun, IL?
- May has the most precipitation on average, about 5.60 inches.