Monthly Historical AveragesHarpers Ferry, MD
Average Temperature
High
23°
Feels 24
Low
12°
Feels 11
Average Precipitation
12 Days
70.6mm
0cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastFriday, May 22, 2026
Day
14°Feels 13
Wind
15 km/h E
Gust
22 km/h
Humidity
90%
P.O.P
90%
Rain
5-10 mm
Night
10°Feels 8
Wind
18 km/h E
Gust
26 km/h
Humidity
98%
P.O.P
100%
Rain
~10 mm
Historical AveragesMay 22
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity