WHITE SWAN, WASHINGTON

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Elevation: 30 meters Latitude: 46 23N Longitude: 120 44W

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DAILY WEATHER AVERAGE - 20 DECEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	-1.3 ^°C	2 ^°C	-4.4 ^°C	10.6 ^°C (1999)	-17.2 ^°C (1998)
Dewpoint	-4 ^°C	-2.1 ^°C	-6.4 ^°C	4.4 ^°C (2014)	-23.9 ^°C (1998)
Humidity	83.3 ^%	94.8 ^%	68.2 ^%		30 ^% (1998)
Barometer	1018.6 ^hPa	1023 ^hPa	1014.2 ^hPa	1042 ^hPa (1998)	997.3 ^hPa (2010)
Wind Speed	5.8 ^km/h	16.1 ^km/h		31.5 ^km/h (2008)
Wind Gust		71.6 ^km/h		150 ^km/h (2008)
Precipitation	4.83 ^mm			13.97 ^mm (2008)

Weather Element	Average
Visibility	10.5 ^km
Wind Direction	SE (132.9 °)

Weather Element	Total
Heating Degree Days	19.6 (Base 18.3)

Total Years on Record: 20

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