CHESTERFIELD, MISSOURI

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Elevation: 170 meters Latitude: 38 41N Longitude: 090 31W

WEATHER

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DAILY WEATHER AVERAGE - 12 DECEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	2.9 ^°C	6.1 ^°C	-1.1 ^°C	22.2 ^°C (2015)	-14.4 ^°C (2000)
Dewpoint	-1.8 ^°C	0.8 ^°C	-4.9 ^°C	16.1 ^°C (2015)	-18.3 ^°C (2012)
Humidity	73.4 ^%	86.7 ^%	58.2 ^%		24 ^% (2012)
Barometer	1021.7 ^hPa	1025.4 ^hPa	1017.9 ^hPa	1038.6 ^hPa (2013)	1002.7 ^hPa (2010)
Wind Speed	13.4 ^km/h	23.8 ^km/h		48.1 ^km/h (2010)
Wind Gust		46.8 ^km/h		72.3 ^km/h (2010)
Precipitation	13.72 ^mm			41.4 ^mm (2001)

Weather Element	Average
Visibility	12.6 ^km
Wind Direction	S (181.6 °)

Weather Element	Total
Heating Degree Days	15.8 (Base 18.3)
Growing Degree Days	3.8 (Base 10)

Total Years on Record: 21

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