HARPERS FERRY, WEST VIRGINIA

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Elevation: 12 meters Latitude: 39 19N Longitude: 077 44W

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DAILY WEATHER AVERAGE - 21 FEBRUARY

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	3.6 ^°C	8.1 ^°C	-1.8 ^°C	22 ^°C (1997)	-13.9 ^°C (2015)
Dewpoint	-3.2 ^°C	0.7 ^°C	-7.3 ^°C	14 ^°C (1997)	-18.3 ^°C (2009)
Humidity	64.8 ^%	82.9 ^%	47.6 ^%		24 ^% (2009)
Barometer	1016.6 ^hPa	1023.7 ^hPa	1012.2 ^hPa	1074.5 ^hPa (1997)	998.6 ^hPa (2004)
Wind Speed	12.7 ^km/h	29 ^km/h		122.3 ^km/h (1998)
Wind Gust		42.8 ^km/h		61.2 ^km/h (2004)
Precipitation	11.43 ^mm			25.4 ^mm (2014)

Weather Element	Average
Visibility	13.5 ^km
Wind Direction	SSE (169.6 °)

Weather Element	Total
Heating Degree Days	15.2 (Base 18.3)
Growing Degree Days	2.7 (Base 10)

Total Years on Record: 22

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