WEST ALTON, MISSOURI

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Elevation: 127 meters Latitude: 38 52N Longitude: 090 10W

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DAILY WEATHER AVERAGE - 20 FEBRUARY

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	4.7 ^°C	10.3 ^°C	-0.3 ^°C	23 ^°C (2016)	-14 ^°C (2015)
Dewpoint	-0.9 ^°C	3.7 ^°C	-4.7 ^°C	15 ^°C (1997)	-21.2 ^°C (1996)
Humidity	69.6 ^%	90.7 ^%	50 ^%		27 ^% (1996)
Barometer	1016.3 ^hPa	1020.7 ^hPa	1011.5 ^hPa	1032.2 ^hPa (2000)	991.2 ^hPa (2014)
Wind Speed	17.1 ^km/h	38.5 ^km/h		207.4 ^km/h (2007)
Wind Gust		51.2 ^km/h		101.9 ^km/h (2014)
Precipitation	2.03 ^mm			2.29 ^mm (2015)

Weather Element	Average
Visibility	15.8 ^km
Wind Direction	SSE (165.8 °)

Weather Element	Total
Heating Degree Days	13.3 (Base 18.3)
Growing Degree Days	2.3 (Base 10)

Total Years on Record: 22

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