FORT SULLY, SOUTH DAKOTA

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

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DAILY WEATHER AVERAGE - JUNE 21

[ °C ] °F

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	70.1 ^°F	81.8 ^°F	59.1 ^°F	89.1 ^°F (1995)	54 ^°F (2012)
Dewpoint	58 ^°F	63.6 ^°F	53.6 ^°F	71.1 ^°F (1995)	46 ^°F (2012)
Humidity	68.9 ^%	91.8 ^%	43 ^%		30 ^% (2012)
Barometer	29.86 ⁱⁿ	29.96 ⁱⁿ	29.75 ⁱⁿ	30.14 ⁱⁿ (2012)	29.62 ⁱⁿ (2015)
Wind Speed	10.6 ^mph	21.9 ^mph		28.8 ^mph (1995)
Wind Gust		33 ^mph		43.7 ^mph (2014)
Precipitation	0.79 ⁱⁿ			1.43 ⁱⁿ (2013)

Weather Element	Average
Visibility	18.5 ^mi
Wind Direction	SSE (174.2 °)

Weather Element	Total
Cooling Degree Days	5.5 (Base 18.3)
Growing Degree Days	20.5 (Base 10)

Total Years on Record: 8

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