DERRY, PENNSYLVANIA

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Elevation: 403 meters Latitude: 40 20N Longitude: 079 18W

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DAILY WEATHER AVERAGE - 20 AUGUST

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	23.1 ^°C	27.4 ^°C	16.7 ^°C	33.8 ^°C (1995)	9 ^°C (1998)
Dewpoint	16.2 ^°C	18.2 ^°C	13.4 ^°C	23 ^°C (2009)	4 ^°C (1998)
Humidity	68.3 ^%	89.5 ^%	50.8 ^%		28 ^% (1998)
Barometer	1017.6 ^hPa	1019.6 ^hPa	1015.9 ^hPa	1027.1 ^hPa (1998)	1008.1 ^hPa (1997)
Wind Speed	7.7 ^km/h	16.6 ^km/h		31.5 ^km/h (2005)
Wind Gust		37.7 ^km/h		50.1 ^km/h (2005)
Precipitation	4.83 ^mm			4.83 ^mm (2014)

Weather Element	Average
Visibility	15.1 ^km
Wind Direction	ESE (128.4 °)

Weather Element	Total
Cooling Degree Days	3.7 (Base 18.3)
Growing Degree Days	12.1 (Base 10)

Total Years on Record: 20

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