FORT SULLY, SOUTH DAKOTA

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Elevation: 1650 feet Latitude: 44 38N Longitude: 100 27W

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DAILY WEATHER AVERAGE - DECEMBER 10

[ °C ] °F

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	22.9 ^°F	34.2 ^°F	12.1 ^°F	53.1 ^°F (2015)	-11.2 ^°F (2012)
Dewpoint	15.2 ^°F	24.3 ^°F	6.7 ^°F	41 ^°F (2015)	-14.8 ^°F (1998)
Humidity	74.9 ^%	88.6 ^%	56.4 ^%		22 ^% (1998)
Barometer	30.08 ⁱⁿ	30.22 ⁱⁿ	29.96 ⁱⁿ	30.58 ⁱⁿ (1998)	29.41 ⁱⁿ (2015)
Wind Speed	10.4 ^mph	19 ^mph		31.1 ^mph (2015)
Wind Gust		30.6 ^mph		40.3 ^mph (2015)
Precipitation	0.06 ⁱⁿ			0.06 ⁱⁿ (2015)

Weather Element	Average
Visibility	12.6 ^mi
Wind Direction	SSW (193.4 °)

Weather Element	Total
Heating Degree Days	41.9 (Base 18.3)

Total Years on Record: 8

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