SAINT JOHN, CALIFORNIA

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Elevation: 46 meters Latitude: 39 42N Longitude: 122 00W

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DAILY WEATHER AVERAGE - 18 AUGUST

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	23.9 ^°C	30.2 ^°C	19.1 ^°C	37 ^°C (2012)	15 ^°C (2010)
Dewpoint	9.7 ^°C	13.8 ^°C	6.3 ^°C	16 ^°C (2013)	2 ^°C (2012)
Humidity	38.4 ^%	53.3 ^%	23.5 ^%		17 ^% (2012)
Barometer	1011.5 ^hPa	1013.2 ^hPa	1008.8 ^hPa	1017.3 ^hPa (1997)	1005.8 ^hPa (2002)
Wind Speed	11.4 ^km/h	21.2 ^km/h		29.6 ^km/h (1995)
Wind Gust		40.7 ^km/h		40.7 ^km/h (2012)
Precipitation	---			--- ()

Weather Element	Average
Visibility	42.5 ^km
Wind Direction	ESE (128.7 °)

Weather Element	Total
Cooling Degree Days	6.3 (Base 18.3)
Growing Degree Days	14.7 (Base 10)

Total Years on Record: 19

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