ROCKVILLE, MARYLAND

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Elevation: 127 meters Latitude: 39 06N Longitude: 077 06W

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DAILY WEATHER AVERAGE - 29 SEPTEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	17.2 ^°C	21.4 ^°C	12.6 ^°C	26 ^°C (2015)	8 ^°C (2009)
Dewpoint	13.5 ^°C	15.8 ^°C	10.7 ^°C	22 ^°C (2015)	5 ^°C (2009)
Humidity	80.1 ^%	98.1 ^%	58.3 ^%		45 ^% (2009)
Barometer	1014.6 ^hPa	1017.3 ^hPa	1011.9 ^hPa	1024.4 ^hPa (2013)	1005.1 ^hPa (2009)
Wind Speed	4.8 ^km/h	18 ^km/h		37 ^km/h (2009)
Wind Gust		38.3 ^km/h		53.8 ^km/h (2009)
Precipitation	44.2 ^mm			86.61 ^mm (2015)

Weather Element	Average
Visibility	14 ^km
Wind Direction	ESE (108.4 °)

Total Years on Record: 7

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