PETALUMA, CALIFORNIA

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Elevation: 1 foot Latitude: 38 14N Longitude: 122 38W

WEATHER

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DAILY WEATHER AVERAGE - OCTOBER 21

[ °C ] °F

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	55.2 ^°F	73 ^°F	43.5 ^°F	82.4 ^°F (2015)	41 ^°F (2011)
Dewpoint	46.5 ^°F	51.8 ^°F	39.9 ^°F	59 ^°F (2011)	32 ^°F (2015)
Humidity	77.8 ^%	100 ^%	36.4 ^%		23 ^% (2012)
Barometer	30.01 ⁱⁿ	30.07 ⁱⁿ	29.97 ⁱⁿ	30.19 ⁱⁿ (2011)	29.86 ⁱⁿ (2012)
Wind Speed	3.6 ^mph	13.4 ^mph		17.3 ^mph (2012)
Wind Gust		22.5 ^mph		23 ^mph (2012)
Precipitation	---			--- ()

Weather Element	Average
Visibility	8.4 ^mi
Wind Direction	SSE (170.8 °)

Weather Element	Total
Heating Degree Days	6.7 (Base 18.3)
Growing Degree Days	8.3 (Base 10)

Total Years on Record: 5

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