PETALUMA, CALIFORNIA

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Elevation: 0 meters Latitude: 38 14N Longitude: 122 38W

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DAILY WEATHER AVERAGE - 16 DECEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	7.1 ^°C	15.3 ^°C	0.8 ^°C	19 ^°C (2011)	-2 ^°C (2015)
Dewpoint	3.5 ^°C	6.8 ^°C	0.5 ^°C	11 ^°C (2012)	-2 ^°C (2011)
Humidity	81.7 ^%	100 ^%	47.8 ^%		35 ^% (2011)
Barometer	1022 ^hPa	1024.4 ^hPa	1020.7 ^hPa	1026.1 ^hPa (2015)	1016.6 ^hPa (2012)
Wind Speed	5.1 ^km/h	15.8 ^km/h		22.2 ^km/h (2013)
Wind Gust		25.9 ^km/h		25.9 ^km/h (2013)
Precipitation	0.25 ^mm			0.25 ^mm (2012)

Weather Element	Average
Visibility	14 ^km
Wind Direction	E (89.8 °)

Weather Element	Total
Heating Degree Days	10.3 (Base 18.3)

Total Years on Record: 4

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