MARIETTA, WASHINGTON

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Elevation: 6 meters Latitude: 48 50N Longitude: 122 36W

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DAILY WEATHER AVERAGE - 14 DECEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	4.1 ^°C	7.7 ^°C	1.4 ^°C	16.1 ^°C (2002)	-7.8 ^°C (2008)
Dewpoint	0.7 ^°C	3.7 ^°C	-1.8 ^°C	9 ^°C (2002)	-19.4 ^°C (2001)
Humidity	80.6 ^%	94.9 ^%	63 ^%		35 ^% (2001)
Barometer	1013.9 ^hPa	1020.7 ^hPa	1007.8 ^hPa	1040.3 ^hPa (1996)	981 ^hPa (2006)
Wind Speed	16.3 ^km/h	32.7 ^km/h		64.9 ^km/h (2006)
Wind Gust		56.2 ^km/h		88.8 ^km/h (2006)
Precipitation	12.19 ^mm			86.11 ^mm (2010)

Weather Element	Average
Visibility	15.8 ^km
Wind Direction	ESE (109.3 °)

Weather Element	Total
Heating Degree Days	13.8 (Base 18.3)
Growing Degree Days	1.7 (Base 10)

Total Years on Record: 20

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