GRASS VALLEY, MONTANA

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Elevation: 3166 feet Latitude: 46 53N Longitude: 114 02W

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DAILY WEATHER AVERAGE - DECEMBER 18

[ °C ] °F

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	23.3 ^°F	29.7 ^°F	16.9 ^°F	42.8 ^°F (1999)	-7.1 ^°F (2005)
Dewpoint	18.2 ^°F	23.2 ^°F	13 ^°F	34 ^°F (1999)	-11.9 ^°F (1998)
Humidity	81.7 ^%	92.9 ^%	66 ^%		44 ^% (1998)
Barometer	30.20 ⁱⁿ	30.34 ⁱⁿ	30.05 ⁱⁿ	30.81 ⁱⁿ (2000)	29.57 ⁱⁿ (2008)
Wind Speed	3.6 ^mph	10.7 ^mph		26.5 ^mph (2010)
Wind Gust		29.7 ^mph		35.7 ^mph (2010)
Precipitation	0.13 ⁱⁿ			0.62 ⁱⁿ (2015)

Weather Element	Average
Visibility	7.9 ^mi
Wind Direction	E (92.5 °)

Weather Element	Total
Heating Degree Days	41.8 (Base 18.3)

Total Years on Record: 21

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