RALPH, SOUTH DAKOTA

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Elevation: 2805 feet Latitude: 45 48N Longitude: 103 06W

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DAILY WEATHER AVERAGE - DECEMBER 15

[ °C ] °F

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	20.3 ^°F	30.3 ^°F	9.4 ^°F	50 ^°F (2002)	-25.1 ^°F (2009)
Dewpoint	13.8 ^°F	21.5 ^°F	5.8 ^°F	39 ^°F (2002)	-31 ^°F (1997)
Humidity	77.1 ^%	90.3 ^%	61.2 ^%		30 ^% (1997)
Barometer	30.01 ⁱⁿ	30.18 ⁱⁿ	29.82 ⁱⁿ	30.73 ⁱⁿ (2008)	29.41 ⁱⁿ (2003)
Wind Speed	11 ^mph	20.2 ^mph		44.9 ^mph (2000)
Wind Gust		31.8 ^mph		52.9 ^mph (2000)
Precipitation	0.04 ⁱⁿ			0.08 ⁱⁿ (2004)

Weather Element	Average
Visibility	8.6 ^mi
Wind Direction	SW (219.5 °)

Weather Element	Total
Heating Degree Days	45.2 (Base 18.3)

Total Years on Record: 20

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