POTOMAC, MARYLAND

Home > North America > United States > Maryland
Elevation: 8 meters Latitude: 39 02N Longitude: 077 15W

WEATHER

Daily Averages

Hourly Data

SELECT A DAY

PRINT THIS DATA

[ ← Previous Day ]
DAILY WEATHER AVERAGE - 4 SEPTEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	23.6 ^°C	29.2 ^°C	17.4 ^°C	33 ^°C (2008)	13 ^°C (2010)
Dewpoint	16.4 ^°C	19.3 ^°C	14 ^°C	23 ^°C (2011)	7 ^°C (2008)
Humidity	66.9 ^%	90.9 ^%	44.3 ^%		29 ^% (2008)
Barometer	1016.6 ^hPa	1018.6 ^hPa	1014.6 ^hPa	1023.7 ^hPa (2014)	1006.1 ^hPa (2010)
Wind Speed	7.1 ^km/h	17.5 ^km/h		27.8 ^km/h (2010)
Wind Gust		34 ^km/h		40.7 ^km/h (2010)
Precipitation	---			--- ()

Weather Element	Average
Visibility	15 ^km
Wind Direction	ESE (123.4 °)

Weather Element	Total
Cooling Degree Days	4.9 (Base 18.3)
Growing Degree Days	13.3 (Base 10)

Total Years on Record: 7

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT