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United States of America

PORTOLA VALLEY, CALIFORNIA


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Elevation: 107 meters     Latitude: 37 24N     Longitude: 122 14W

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DAILY WEATHER AVERAGE - 20 OCTOBER
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[ °F ]   °C
Weather ElementAvgAvg HighAvg LowRecord HighRecord Low
Temperature 17.3 °C 22.3 °C 12.3 °C 29 °C (2006) 8 °C (1996)
Dewpoint 10.4 °C 12.6 °C 8.1 °C 16 °C (2003) -2 °C (1998)
Humidity 67.9 % 87.3 % 48.6 % 18 % (1998)
Barometer 1016.3 hPa 1017.9 hPa 1013.5 hPa 1024 hPa (2008) 991.9 hPa (2001)
Wind Speed 11.1 km/h 20.6 km/h 29.6 km/h (2007)
Wind Gust 33.5 km/h 38.9 km/h (2012)
Precipitation --- --- ()
Weather ElementAverage
Visibility22.4 km
Wind DirectionSSW (193.2 °)
Weather ElementTotal
Heating Degree Days2.2 (Base 18.3)
Cooling Degree Days1.8 (Base 18.3)
Growing Degree Days7.3 (Base 10)
Total Years on Record: 21
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