UNIONVILLE, MARYLAND

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Elevation: 172 meters Latitude: 39 27N Longitude: 077 11W

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DAILY WEATHER AVERAGE - 17 JANUARY

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	-0.6 ^°C	4.1 ^°C	-5.4 ^°C	13 ^°C (2012)	(2015)
Dewpoint	-6 ^°C	-1.3 ^°C	-9.2 ^°C	9 ^°C (2006)	-22 ^°C (2009)
Humidity	69.8 ^%	92.7 ^%	49.8 ^%		28 ^% (2009)
Barometer	1020.7 ^hPa	1025.4 ^hPa	1015.2 ^hPa	1042 ^hPa (2007)	1003.4 ^hPa (2010)
Wind Speed	8.2 ^km/h	22 ^km/h		37 ^km/h (2005)
Wind Gust		36.4 ^km/h		51.8 ^km/h (2005)
Precipitation	9.65 ^mm			29.72 ^mm (2010)

Weather Element	Average
Visibility	14.2 ^km
Wind Direction	ESE (123.8 °)

Weather Element	Total
Heating Degree Days	19 (Base 18.3)

Total Years on Record: 15

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