The weather observed at SAN FRANCISCO, CA (KSFO) at 02:56 PM PDT was: The skies were mostly clear. Temperature: 61F ( 16C) Dewpoint: 43F ( 6C) Relative Humidity: 51% Winds from the WSW(250 degs) at 22 mph. Pressure: 1016.5 millibars. Altimeter:30.02 inches of mercury. The prevailing visibility was 10 miles.