RICHLAND, WASHINGTON

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Elevation: 393 feet Latitude: 46 18N Longitude: 119 18W

WEATHER

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DAILY WEATHER AVERAGE - DECEMBER 16

[ °C ] °F

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	36.4 ^°F	43.3 ^°F	29 ^°F	60.1 ^°F (1999)	-2.9 ^°F (2008)
Dewpoint	29.7 ^°F	34.4 ^°F	25.1 ^°F	48 ^°F (1999)	-7.1 ^°F (2015)
Humidity	78.5 ^%	90.4 ^%	64.1 ^%		36 ^% (2001)
Barometer	30.15 ⁱⁿ	30.26 ⁱⁿ	30.03 ⁱⁿ	30.77 ⁱⁿ (1996)	28.98 ⁱⁿ (2002)
Wind Speed	6.9 ^mph	15.4 ^mph		33.4 ^mph (2002)
Wind Gust		30.4 ^mph		41.4 ^mph (2002)
Precipitation	0.05 ⁱⁿ			0.09 ⁱⁿ (2012)

Weather Element	Average
Visibility	10.9 ^mi
Wind Direction	SSE (165 °)

Weather Element	Total
Heating Degree Days	28.9 (Base 18.3)
Growing Degree Days	1.7 (Base 10)

Total Years on Record: 21

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