Surface observations

Data from the National Weather Service, made available here by the UAlbany Department of Earth and Atmospheric Sciences

The weather observed at SAN FRANCISCO, CA (KSFO) at 06:56 PM PDT was:
  The skies were mostly clear.
  Temperature: 65F ( 18C)  Dewpoint:  58F ( 14C)  Relative Humidity:  78%
  Winds from the W  (280 degs) at 13 mph.
  Pressure: 1008.5 millibars.  Altimeter:29.78 inches of mercury.
  The prevailing visibility was 10 miles.