ST CHARLES CO AP, MO US
GHCN ID: USW00053904 · MO, US · 132.9 m elevation · Records 1997-2026 (29 years)
Primary station for Brussels, IL.
Monthly climate normals (1991-2020)
| Month | High | Low | Mean | Precip | Snow |
|---|---|---|---|---|---|
| January | 39.7°F | 21.9°F | 30.8°F | 2.49 in | — |
| February | 45.1°F | 25.6°F | 35.4°F | 1.89 in | — |
| March | 56.4°F | 34.4°F | 45.4°F | 3.08 in | — |
| April | 68.2°F | 45.1°F | 56.7°F | 4.24 in | — |
| May | 77.3°F | 55.9°F | 66.6°F | 4.60 in | — |
| June | 85.9°F | 64.9°F | 75.4°F | 4.55 in | — |
| July | 89.1°F | 68.1°F | 78.6°F | 3.74 in | — |
| August | 87.8°F | 66.0°F | 76.9°F | 3.68 in | — |
| September | 81.2°F | 57.1°F | 69.1°F | 2.97 in | — |
| October | 69.3°F | 45.8°F | 57.5°F | 2.66 in | — |
| November | 55.4°F | 34.6°F | 45.0°F | 3.15 in | — |
| December | 44.1°F | 27.0°F | 35.5°F | 2.35 in | — |