December 2011 was the third driest on record in San Francisco. San Francisco rainfall records date all the way back to 1849. Several other San Francisco Bay Area locations experienced their second driest December. In addition… December 2011 was the driest on record in Salinas.
Locationdecember 2011 record driest/ normal Dec
rainfall year rainfall
Santa Rosa 0.09 2nd driest 0.00 1989 6.19 Kentfield 0.12 2nd driest 0.00 1989 9.91 San Francisco 0.14 3rd driest 0.00 1876,1989 4.56 Oakland 0.08 2nd driest 0.00 1989 4.58 San Jose 0.08 2nd driest 0.04 1989 2.61 Santa Cruz 0.13 2nd driest 0.05 1989 5.68
Location December 2011 previous normal Dec
rainfall record rainfall
Salinas 0.05 driest 0.07 1989 2.44
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precipitation climatology
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Jul 01- Jul 01- Jul 01- Jul 01-
Jan 2 Jan 2 Jan 2 Jun 30
station 2012 pon 2011 pon normal normal
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SFO int`L aprt 2.87 37 9.70 124 7.85 20.65
Oakland aprt 3.07 38 10.67 132 8.07 20.81
Moffett Field 1.77 34 5.77 110 5.26 14.68
San Jose aprt 1.55 30 5.30 101 5.24 14.90
Santa Rosa aprt 4.46 30 19.61 132 14.84 32.20
Salinas aprt 3.31 78 6.93 162 4.27 12.83
San Francisco DWNTN 3.37 36 12.76 136 9.40 23.65
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Pon – % of normal follows the July 01 – Jan 1Â amounts.
See: http://www.drought.gov/portal/server.pt/community/drought_indicators/us_drought_monitor
