SAN MATEO, CALIFORNIA

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Elevation: 0 meters Latitude: 37 37N Longitude: 122 23W

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DAILY WEATHER AVERAGE - 21 AUGUST

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	16.7 ^°C	21.3 ^°C	13.9 ^°C	25.6 ^°C (2009)	11.8 ^°C (1996)
Dewpoint	12.4 ^°C	13.6 ^°C	11.5 ^°C	16.7 ^°C (1997)	9.4 ^°C (2009)
Humidity	76.9 ^%	90.2 ^%	57.6 ^%		48 ^% (2009)
Barometer	1014.6 ^hPa	1016.3 ^hPa	1013.2 ^hPa	1019.3 ^hPa (1997)	1010.2 ^hPa (2009)
Wind Speed	18.7 ^km/h	35.7 ^km/h		40.7 ^km/h (2008)
Wind Gust		44.7 ^km/h		59.2 ^km/h (2001)
Precipitation	---			--- ()

Weather Element	Average
Visibility	16.9 ^km
Wind Direction	SW (223.8 °)

Total Years on Record: 19

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