CHESTERFIELD, MISSOURI

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

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DAILY WEATHER AVERAGE - 28 DECEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	2.7 ^°C	7.3 ^°C	-2 ^°C	15.6 ^°C (2013)	-15 ^°C (2000)
Dewpoint	-2.3 ^°C	0.4 ^°C	-6.2 ^°C	10.6 ^°C (2003)	-17.2 ^°C (2013)
Humidity	71.8 ^%	86.2 ^%	53.4 ^%		25 ^% (2008)
Barometer	1016.9 ^hPa	1021.7 ^hPa	1012.5 ^hPa	1033.9 ^hPa (1995)	993.9 ^hPa (2015)
Wind Speed	14 ^km/h	26.1 ^km/h		40.7 ^km/h (2009)
Wind Gust		41.7 ^km/h		59.2 ^km/h (2015)
Precipitation	28.19 ^mm			153.42 ^mm (2015)

Weather Element	Average
Visibility	13.8 ^km
Wind Direction	SSW (195 °)

Weather Element	Total
Heating Degree Days	15.7 (Base 18.3)
Growing Degree Days	0.8 (Base 10)

Total Years on Record: 21

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