US Geography / US Weather / Illinois Weather / Peoria |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Avg. High | 28 | 34 | 48 | 62 | 72 | 82 | 85 | 84 | 76 | 64 | 48 | 34 |
| Avg. Low | 14 | 17 | 28 | 40 | 50 | 60 | 65 | 64 | 55 | 44 | 32 | 18 |
| Mean | 22 | 26 | 38 | 51 | 62 | 72 | 76 | 74 | 66 | 54 | 41 | 27 |
| Avg. Precip. | 1.5 in | 1.4 in | 2.9 in | 3.8 in | 3.7 in | 4.0 in | 4.3 in | 3.1 in | 3.9 in | 2.7 in | 2.7 in | 2.4 in |
Degrees in Fahrenheit
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