CONOWINGO DAM, MD US
GHCN ID: USC00182060 · MD, US · 12.2 m elevation · Records 1936-2026 (90 years)
Primary station for Charlestown, MD.
Monthly climate normals (1991-2020)
| Month | High | Low | Mean | Precip | Snow |
|---|---|---|---|---|---|
| January | 40.1°F | 24.9°F | 32.5°F | 3.63 in | — |
| February | 43.0°F | 26.3°F | 34.6°F | 2.64 in | — |
| March | 51.0°F | 33.6°F | 42.3°F | 4.18 in | — |
| April | 63.9°F | 43.8°F | 53.9°F | 3.44 in | — |
| May | 73.5°F | 54.0°F | 63.7°F | 3.86 in | — |
| June | 82.7°F | 64.0°F | 73.3°F | 4.46 in | — |
| July | 87.5°F | 68.5°F | 78.0°F | 4.69 in | — |
| August | 85.3°F | 67.0°F | 76.2°F | 4.54 in | — |
| September | 78.8°F | 60.0°F | 69.4°F | 5.05 in | — |
| October | 66.9°F | 47.9°F | 57.4°F | 4.50 in | — |
| November | 55.0°F | 36.6°F | 45.8°F | 3.23 in | — |
| December | 45.0°F | 30.6°F | 37.8°F | 4.04 in | — |