POTOMAC, MARYLAND

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Elevation: 27 feet Latitude: 39 02N Longitude: 077 15W

WEATHER

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DAILY WEATHER AVERAGE - JULY 15

[ °C ] °F

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	75 ^°F	85.5 ^°F	65.4 ^°F	91.4 ^°F (2010)	57.2 ^°F (2009)
Dewpoint	64.7 ^°F	68.3 ^°F	59.5 ^°F	75.2 ^°F (2012)	50 ^°F (2009)
Humidity	72.7 ^%	95.9 ^%	47.7 ^%		35 ^% (2009)
Barometer	30.02 ⁱⁿ	30.10 ⁱⁿ	29.93 ⁱⁿ	30.21 ⁱⁿ (2009)	29.60 ⁱⁿ (2015)
Wind Speed	3.2 ^mph	9.6 ^mph		11.5 ^mph (2012)
Wind Gust		21.9 ^mph		26.5 ^mph (2015)
Precipitation	0.24 ⁱⁿ			0.31 ⁱⁿ (2015)

Weather Element	Average
Visibility	9 ^mi
Wind Direction	SSE (141.9 °)

Weather Element	Total
Cooling Degree Days	10.5 (Base 18.3)
Growing Degree Days	25.5 (Base 10)

Total Years on Record: 7

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