CHARLEROI LOCK 4, PA US
GHCN ID: USC00361377 · PA, US · 228.3 m elevation · Records 1931-2026 (95 years)
Primary station for Monessen, PA.
Monthly climate normals (1991-2020)
| Month | High | Low | Mean | Precip | Snow |
|---|---|---|---|---|---|
| January | 39.0°F | 21.3°F | 30.2°F | 3.24 in | 3.8 in |
| February | 42.1°F | 22.2°F | 32.2°F | 2.75 in | 2.7 in |
| March | 51.4°F | 29.0°F | 40.2°F | 3.42 in | 2.1 in |
| April | 64.1°F | 39.3°F | 51.7°F | 3.45 in | — |
| May | 73.5°F | 50.7°F | 62.1°F | 3.94 in | — |
| June | 81.1°F | 59.5°F | 70.3°F | 4.33 in | — |
| July | 85.0°F | 63.8°F | 74.4°F | 4.05 in | — |
| August | 83.7°F | 62.5°F | 73.1°F | 3.50 in | — |
| September | 77.8°F | 55.9°F | 66.9°F | 3.26 in | — |
| October | 66.0°F | 44.4°F | 55.2°F | 2.86 in | — |
| November | 53.7°F | 33.9°F | 43.8°F | 2.85 in | 0.2 in |
| December | 43.4°F | 27.0°F | 35.2°F | 3.27 in | 1.5 in |