SAN MARCOS, CALIFORNIA

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Elevation: 202 meters Latitude: 33 07N Longitude: 117 05W

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DAILY WEATHER AVERAGE - 15 DECEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	12.6 ^°C	17.3 ^°C	8.5 ^°C	26.7 ^°C (1998)	6.1 ^°C (2001)
Dewpoint	5.9 ^°C	9.4 ^°C	1.3 ^°C	14 ^°C (2002)	-13.9 ^°C (2003)
Humidity	68.7 ^%	85.3 ^%	45.5 ^%		14 ^% (2003)
Barometer	1019 ^hPa	1021.3 ^hPa	1016.9 ^hPa	1026.1 ^hPa (2000)	1009.8 ^hPa (2001)
Wind Speed	6.3 ^km/h	16.9 ^km/h		37 ^km/h (2008)
Wind Gust		45.1 ^km/h		55.5 ^km/h (1996)
Precipitation	18.8 ^mm			89.92 ^mm (2008)

Weather Element	Average
Visibility	20.9 ^km
Wind Direction	E (93.2 °)

Weather Element	Total
Heating Degree Days	5.4 (Base 18.3)
Growing Degree Days	2.9 (Base 10)

Total Years on Record: 20

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