HERNDON, VIRGINIA

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Elevation: 98 meters Latitude: 38 57N Longitude: 077 27W

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DAILY WEATHER AVERAGE - 26 APRIL

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	14.6 ^°C	20.6 ^°C	8.3 ^°C	32.8 ^°C (2009)	1.1 ^°C (2001)
Dewpoint	6.9 ^°C	9.8 ^°C	3.8 ^°C	18.9 ^°C (2008)	-5 ^°C (1999)
Humidity	64.6 ^%	90.6 ^%	41.2 ^%		16 ^% (1999)
Barometer	1013.9 ^hPa	1016.9 ^hPa	1010.8 ^hPa	1031.8 ^hPa (2013)	989.5 ^hPa (2010)
Wind Speed	11.1 ^km/h	23.7 ^km/h		38.9 ^km/h (2012)
Wind Gust		38.5 ^km/h		55.5 ^km/h (1998)
Precipitation	12.7 ^mm			56.13 ^mm (2004)

Weather Element	Average
Visibility	15.8 ^km
Wind Direction	S (184 °)

Total Years on Record: 21

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