LEMONT, PENNSYLVANIA

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Elevation: 357 meters Latitude: 40 48N Longitude: 077 52W

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DAILY WEATHER AVERAGE - 25 SEPTEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	15.2 ^°C	20.4 ^°C	10.2 ^°C	30 ^°C (2007)	4 ^°C (2012)
Dewpoint	10.1 ^°C	13 ^°C	7.1 ^°C	19 ^°C (2007)	0 ^°C (2008)
Humidity	74 ^%	93 ^%	51.4 ^%		26 ^% (2008)
Barometer	1019.3 ^hPa	1021.3 ^hPa	1016.6 ^hPa	1030.8 ^hPa (2014)	1002 ^hPa (1997)
Wind Speed	8.4 ^km/h	18.3 ^km/h		33.3 ^km/h (2010)
Wind Gust		32.3 ^km/h		44.4 ^km/h (2010)
Precipitation	3.56 ^mm			4.06 ^mm (2003)

Weather Element	Average
Visibility	18 ^km
Wind Direction	SSE (144.3 °)

Total Years on Record: 21

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