ST. HELENA, SOUTH DAKOTA

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Elevation: 1241 feet Latitude: 42 51N Longitude: 097 29W

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DAILY WEATHER AVERAGE - DECEMBER 2

[ °C ] °F

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	30.2 ^°F	39.2 ^°F	21.1 ^°F	66.2 ^°F (1998)	8.6 ^°F (2006)
Dewpoint	20.6 ^°F	26.7 ^°F	14.6 ^°F	41 ^°F (1998)	-2.2 ^°F (2003)
Humidity	70.1 ^%	88 ^%	52.8 ^%		29 ^% (2003)
Barometer	30.01 ⁱⁿ	30.17 ⁱⁿ	29.86 ⁱⁿ	30.70 ⁱⁿ (2000)	29.49 ⁱⁿ (2013)
Wind Speed	10 ^mph	19.8 ^mph		26.5 ^mph (2006)
Wind Gust		27.6 ^mph		35.7 ^mph (2006)
Precipitation	---			--- ()

Weather Element	Average
Visibility	9.4 ^mi
Wind Direction	SSW (192.1 °)

Weather Element	Total
Heating Degree Days	34.9 (Base 18.3)
Growing Degree Days	0.9 (Base 10)

Total Years on Record: 21

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