Harpers Ferry, WV
Climate overview — based on NOAA 1991-2020 normals from SHARPSBURG 5 S, MD US.
Year-round temperatures (°F)
Climate summary
Harpers Ferry has an annual average temperature of 52.9°F with about 43.5 inches of precipitation per year. The warmest month is July (average high 86.1°F), and the coldest is January (average low 21.1°F). May is typically the wettest month (4.57 in) and February the driest (2.41 in).
Best time to visit Harpers Ferry
Full guide →Climate change signal
All-time records →99 of 366 (27%) of Harpers Ferry's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.
| 1990s | 46 | |
| 2000s | 153 | |
| 2010s | 133 | |
| 2020s | 34 |
Bars: number of all-time daily heat records still standing that were set in each decade.
Monthly averages
| Month | Avg High | Avg Low | Avg Temp | Precipitation | Snow | Rainy days |
|---|---|---|---|---|---|---|
| January | 41.2°F | 21.1°F | 31.2°F | 3.13 in | — | — |
| February | 44.2°F | 23.0°F | 33.6°F | 2.41 in | — | — |
| March | 52.5°F | 29.0°F | 40.7°F | 3.72 in | — | — |
| April | 64.7°F | 38.6°F | 51.7°F | 3.60 in | — | — |
| May | 73.5°F | 48.8°F | 61.2°F | 4.57 in | — | — |
| June | 82.0°F | 58.2°F | 70.1°F | 4.16 in | — | — |
| July | 86.1°F | 62.4°F | 74.2°F | 4.28 in | — | — |
| August | 84.8°F | 60.9°F | 72.9°F | 3.27 in | — | — |
| September | 78.1°F | 53.7°F | 65.9°F | 4.40 in | — | — |
| October | 66.8°F | 42.0°F | 54.4°F | 3.41 in | — | — |
| November | 55.7°F | 32.1°F | 43.9°F | 3.08 in | — | — |
| December | 44.8°F | 25.3°F | 35.1°F | 3.46 in | — | — |
Climate twins of Harpers Ferry
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).