NAPA, CALIFORNIA

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Elevation: 10 meters Latitude: 38 13N Longitude: 122 17W

WEATHER

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DAILY WEATHER AVERAGE - 11 DECEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	8.1 ^°C	13.6 ^°C	3.4 ^°C	17.8 ^°C (2005)	-1.7 ^°C (2013)
Dewpoint	4.7 ^°C	7.6 ^°C	1.8 ^°C	14.4 ^°C (2014)	-11.1 ^°C (2007)
Humidity	82.4 ^%	95.4 ^%	60.9 ^%		18 ^% (2007)
Barometer	1018.6 ^hPa	1021.3 ^hPa	1015.9 ^hPa	1033.2 ^hPa (1997)	998 ^hPa (2014)
Wind Speed	11.7 ^km/h	23.8 ^km/h		42.6 ^km/h (2007)
Wind Gust		42 ^km/h		62.9 ^km/h (2014)
Precipitation	20.32 ^mm			143 ^mm (2014)

Weather Element	Average
Visibility	11.4 ^km
Wind Direction	SE (138.1 °)

Weather Element	Total
Heating Degree Days	9.8 (Base 18.3)
Growing Degree Days	2.3 (Base 10)

Total Years on Record: 21

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