POTOMAC, MARYLAND

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Elevation: 8 meters Latitude: 39 02N Longitude: 077 15W

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DAILY WEATHER AVERAGE - 18 JULY

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	25.6 ^°C	31.8 ^°C	19.8 ^°C	36 ^°C (2012)	13 ^°C (2014)
Dewpoint	19.2 ^°C	21.4 ^°C	17 ^°C	26 ^°C (2013)	10 ^°C (2008)
Humidity	69.9 ^%	93.4 ^%	46 ^%		38 ^% (2008)
Barometer	1017.3 ^hPa	1019.6 ^hPa	1014.6 ^hPa	1025.7 ^hPa (2014)	1008.5 ^hPa (2009)
Wind Speed	6 ^km/h	16.3 ^km/h		25.9 ^km/h (2009)
Wind Gust		32.2 ^km/h		37 ^km/h (2009)
Precipitation	7.62 ^mm			7.62 ^mm (2015)

Weather Element	Average
Visibility	15 ^km
Wind Direction	SSE (153.7 °)

Weather Element	Total
Cooling Degree Days	7.4 (Base 18.3)
Growing Degree Days	15.8 (Base 10)

Total Years on Record: 8

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