WEST CHESTER, PENNSYLVANIA

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Elevation: 111 meters Latitude: 39 57N Longitude: 075 36W

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DAILY WEATHER AVERAGE - 4 DECEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	4.7 ^°C	8.1 ^°C	0.9 ^°C	19 ^°C (2012)	-2 ^°C (2010)
Dewpoint	0.5 ^°C	2.7 ^°C	-1.4 ^°C	12 ^°C (2012)	-10 ^°C (2007)
Humidity	76.1 ^%	91.4 ^%	57.2 ^%		44 ^% (2007)
Barometer	1021.3 ^hPa	1024.4 ^hPa	1017.3 ^hPa	1036.6 ^hPa (2015)	1004.1 ^hPa (2007)
Wind Speed	10.8 ^km/h	22.7 ^km/h		50.1 ^km/h (2007)
Wind Gust		37.7 ^km/h		74 ^km/h (2007)
Precipitation	0.51 ^mm			0.76 ^mm (2008)

Weather Element	Average
Visibility	14.3 ^km
Wind Direction	SSW (188 °)

Weather Element	Total
Heating Degree Days	13.8 (Base 18.3)
Growing Degree Days	4.5 (Base 10)

Total Years on Record: 9

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