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United States of America

PORTOLA VALLEY, CALIFORNIA


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Elevation: 350 feet     Latitude: 37 24N     Longitude: 122 14W

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DAILY WEATHER AVERAGE - OCTOBER 17
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[ °C ]   °F
Weather ElementAvgAvg HighAvg LowRecord HighRecord Low
Temperature 65.5 °F 75.1 °F 52.1 °F 86 °F (2012) (2015)
Dewpoint 48.6 °F 55 °F 41.6 °F 62.6 °F (2011) 17.6 °F (1999)
Humidity 59.1 % 82.1 % 38.8 % 10 % (1999)
Barometer 29.99 in 30.04 in 29.95 in 30.17 in (1999) 29.70 in (2004)
Wind Speed 7.1 mph 12.6 mph 23 mph (2004)
Wind Gust 23 mph 23 mph (2004)
Precipitation --- --- ()
Weather ElementAverage
Visibility14.5 mi
Wind DirectionSSW (197.5 °)
Weather ElementTotal
Heating Degree Days6.9 (Base 18.3)
Cooling Degree Days3 (Base 18.3)
Growing Degree Days15.1 (Base 10)
Total Years on Record: 21
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