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 03:56 PM PDT was:
  The skies were partly cloudy.
  Temperature: 71F ( 22C)  Dewpoint:  60F ( 16C)  Relative Humidity:  68%
  Winds from the NW (300 degs) at 25 mph.
  Pressure: 1014.7 millibars.  Altimeter:29.96 inches of mercury.
  The prevailing visibility was 10 miles.