ST. HELENA, CALIFORNIA

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Elevation: 52 meters Latitude: 38 26N Longitude: 122 25W

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DAILY WEATHER AVERAGE - 6 SEPTEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	16.3 ^°C	29 ^°C	9 ^°C	32 ^°C (2011)	8 ^°C (2015)
Dewpoint	8.4 ^°C	11.3 ^°C	5.7 ^°C	14 ^°C (2011)	0 ^°C (2015)
Humidity	67.3 ^%	93.7 ^%	28.7 ^%		14 ^% (2011)
Barometer	1014.9 ^hPa	1016.9 ^hPa	1013.9 ^hPa	1017.6 ^hPa (2012)	1012.9 ^hPa (2015)
Wind Speed	8 ^km/h	22.9 ^km/h		24.1 ^km/h (2015)
Wind Gust		30.3 ^km/h		33.3 ^km/h (2012)
Precipitation	---			--- ()

Weather Element	Average
Visibility	13.2 ^km
Wind Direction	WSW (234.2 °)

Total Years on Record: 3

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