RESTON, VIRGINIA

Home > North America > United States > Virginia
Elevation: 88 meters Latitude: 38 57N Longitude: 077 27W

WEATHER

Daily Averages

Hourly Data

SELECT A DAY

PRINT THIS DATA

[ ← Previous Day ]
DAILY WEATHER AVERAGE - 4 DECEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	5.4 ^°C	10.5 ^°C	-0.2 ^°C	22.8 ^°C (1998)	-10.6 ^°C (2002)
Dewpoint	-0.9 ^°C	2.3 ^°C	-4 ^°C	14.4 ^°C (1998)	-16.1 ^°C (2000)
Humidity	66.7 ^%	89 ^%	45.9 ^%		22 ^% (2000)
Barometer	1022 ^hPa	1025.4 ^hPa	1018.3 ^hPa	1037.3 ^hPa (2015)	1002.7 ^hPa (1997)
Wind Speed	8.7 ^km/h	20.4 ^km/h		38.9 ^km/h (2006)
Wind Gust		42.6 ^km/h		59.2 ^km/h (2007)
Precipitation	4.06 ^mm			6.6 ^mm (2003)

Weather Element	Average
Visibility	15.4 ^km
Wind Direction	SW (223.3 °)

Weather Element	Total
Heating Degree Days	13.2 (Base 18.3)
Growing Degree Days	3.8 (Base 10)

Total Years on Record: 21

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT