CLIMATE OF SAN FRANCISCO
Relative Humidity (%)

1871-1972

  JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN
04 PST 81 83 81 82 89 89 92 93 87 81 82 80 85
10 PST 72 70 61 59 65 70 73 73 64 62 69 71 67
16 PST 63 63 61 61 68 72 74 73 66 60 63 63 66
22 PST 76 76 76 80 86 88 90 90 82 74 76 74 81
                           
*  Unfortunately, the above parameter is no longer measured in San Francisco. It is presented here as a matter of interest and because it is of considerable statistical use.

 

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