CHESTERFIELD, MISSOURI

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Elevation: 559 feet Latitude: 38 41N Longitude: 090 31W

WEATHER

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DAILY WEATHER AVERAGE - DECEMBER 15

[ °C ] °F

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	37.7 ^°F	46.1 ^°F	30.1 ^°F	64.9 ^°F (2012)	12.9 ^°F (2008)
Dewpoint	29.9 ^°F	36 ^°F	23.9 ^°F	55.9 ^°F (2011)	3.9 ^°F (2004)
Humidity	75.2 ^%	89.7 ^%	58.8 ^%		26 ^% (2004)
Barometer	30.07 ⁱⁿ	30.23 ⁱⁿ	29.91 ⁱⁿ	30.73 ⁱⁿ (2008)	29.59 ⁱⁿ (1999)
Wind Speed	10.7 ^mph	18.3 ^mph		31.1 ^mph (2014)
Wind Gust		28.4 ^mph		39.1 ^mph (2014)
Precipitation	0.36 ⁱⁿ			1.21 ⁱⁿ (2007)

Weather Element	Average
Visibility	7.9 ^mi
Wind Direction	SSW (194.4 °)

Weather Element	Total
Heating Degree Days	26.9 (Base 18.3)
Growing Degree Days	4.5 (Base 10)

Total Years on Record: 21

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