FORT SULLY, SOUTH DAKOTA

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Elevation: 503 meters Latitude: 44 38N Longitude: 100 27W

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DAILY WEATHER AVERAGE - 26 DECEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	-7.1 ^°C	-2.1 ^°C	-12.9 ^°C	5.1 ^°C (1998)	-29.4 ^°C (1996)
Dewpoint	-10.6 ^°C	-6.8 ^°C	-15.3 ^°C	-1.7 ^°C (2013)	-31.8 ^°C (1995)
Humidity	77.2 ^%	89 ^%	65 ^%		48 ^% (1995)
Barometer	1020.7 ^hPa	1027.1 ^hPa	1008.8 ^hPa	1040 ^hPa (2015)	956.3 ^hPa (1996)
Wind Speed	20 ^km/h	34.1 ^km/h		48.1 ^km/h (1998)
Wind Gust		49.6 ^km/h		59.2 ^km/h (1998)
Precipitation	0.76 ^mm			0.76 ^mm (2015)

Weather Element	Average
Visibility	22.2 ^km
Wind Direction	S (185.1 °)

Weather Element	Total
Heating Degree Days	25.9 (Base 18.3)

Total Years on Record: 8

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