POTOMAC, MARYLAND

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

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DAILY WEATHER AVERAGE - 24 SEPTEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	18.4 ^°C	24.4 ^°C	12.8 ^°C	34 ^°C (2010)	7 ^°C (2013)
Dewpoint	13.4 ^°C	15.8 ^°C	10.8 ^°C	22 ^°C (2009)	5 ^°C (2010)
Humidity	75.6 ^%	96.4 ^%	52.6 ^%		36 ^% (2010)
Barometer	1023.4 ^hPa	1025.1 ^hPa	1021 ^hPa	1033.2 ^hPa (2014)	1014.2 ^hPa (2010)
Wind Speed	4 ^km/h	14 ^km/h		18.5 ^km/h (2010)
Wind Gust		28.3 ^km/h		29.6 ^km/h (2010)
Precipitation	1.78 ^mm			2.03 ^mm (2009)

Weather Element	Average
Visibility	14 ^km
Wind Direction	ENE (72.7 °)

Total Years on Record: 7

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