The weather observed at SAN FRANCISCO, CA (KSFO) at 04:56 PM PDT was: The skies were partly cloudy. Temperature: 62F ( 17C) Dewpoint: 50F ( 10C) Relative Humidity: 65% Winds from the W (270 degs) at 25 mph. Pressure: 1010.7 millibars. Altimeter:29.85 inches of mercury. The prevailing visibility was 10 miles. The maximum temperature in the past 6 hours was 64F. The minimum temperature in the past 6 hours was 59F.