CHESTERFIELD, MISSOURI

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

WEATHER

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DAILY WEATHER AVERAGE - FEBRUARY 18

[ °C ] °F

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	38.3 ^°F	46.6 ^°F	29.1 ^°F	69.1 ^°F (1997)	5 ^°F (2006)
Dewpoint	25.9 ^°F	32.6 ^°F	19.5 ^°F	50 ^°F (2011)	-11.9 ^°F (2011)
Humidity	64.4 ^%	81.2 ^%	46.5 ^%		18 ^% (2011)
Barometer	30.11 ⁱⁿ	30.24 ⁱⁿ	29.96 ⁱⁿ	30.84 ⁱⁿ (2006)	29.36 ⁱⁿ (2009)
Wind Speed	10.8 ^mph	18.9 ^mph		32.2 ^mph (2009)
Wind Gust		28.8 ^mph		41.4 ^mph (2009)
Precipitation	0.91 ⁱⁿ			4.05 ⁱⁿ (2000)

Weather Element	Average
Visibility	8.9 ^mi
Wind Direction	SSW (194.8 °)

Weather Element	Total
Heating Degree Days	27.2 (Base 18.3)
Growing Degree Days	6.1 (Base 10)

Total Years on Record: 19

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