PONTIAC, IL US
GHCN ID: USC00116910 · IL, US · 198.1 m elevation · Records 1903-2017 (114 years)
Primary station for Pontiac, IL.
Monthly climate normals (1991-2020)
| Month | High | Low | Mean | Precip | Snow |
|---|---|---|---|---|---|
| January | 32.4°F | 17.2°F | 24.8°F | 1.99 in | 6.7 in |
| February | 37.0°F | 20.5°F | 28.8°F | 1.76 in | 8.0 in |
| March | 49.3°F | 30.0°F | 39.6°F | 2.62 in | 3.4 in |
| April | 62.8°F | 40.6°F | 51.7°F | 3.49 in | 0.6 in |
| May | 73.6°F | 52.1°F | 62.8°F | 4.43 in | — |
| June | 82.0°F | 62.1°F | 72.0°F | 3.90 in | — |
| July | 84.3°F | 65.7°F | 75.0°F | 3.71 in | — |
| August | 83.0°F | 63.6°F | 73.3°F | 3.73 in | — |
| September | 78.1°F | 55.7°F | 66.9°F | 3.39 in | — |
| October | 65.3°F | 43.8°F | 54.6°F | 3.24 in | — |
| November | 50.2°F | 32.5°F | 41.3°F | 2.56 in | 0.7 in |
| December | 37.8°F | 22.7°F | 30.3°F | 2.13 in | 5.7 in |