CHICAGO NORTHERLY IS, IL US
GHCN ID: USC00111550 · IL, US · 177.7 m elevation · Records 2005-2026 (21 years)
Primary station for Chicago, IL.
Monthly climate normals (1991-2020)
| Month | High | Low | Mean | Precip | Snow |
|---|---|---|---|---|---|
| January | 31.9°F | 20.1°F | 26.0°F | in | — |
| February | 35.7°F | 23.1°F | 29.4°F | in | — |
| March | 44.9°F | 30.9°F | 37.9°F | in | — |
| April | 55.2°F | 40.4°F | 47.8°F | in | — |
| May | 65.7°F | 50.1°F | 57.9°F | in | — |
| June | 75.8°F | 60.0°F | 67.9°F | in | — |
| July | 81.0°F | 67.3°F | 74.1°F | in | — |
| August | 80.0°F | 67.4°F | 73.7°F | in | — |
| September | 73.2°F | 60.2°F | 66.7°F | in | — |
| October | 60.9°F | 47.7°F | 54.3°F | in | — |
| November | 48.5°F | 36.4°F | 42.5°F | in | — |
| December | 36.6°F | 25.2°F | 30.9°F | in | — |