161
CDUS46 KMTR 050045
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
545 PM PDT TUE AUG 04 2026
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR AUGUST 4 2026
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1927 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 73 2:11 PM 87 1998 73 0 73
MINIMUM 57 5:10 AM 50 1945 56 1 57
1949
1966
AVERAGE 65 64 1 65
PRECIPITATION (IN)
TODAY 0.00 T 2012 0.00 0.00 0.00
2015
2017
MONTH TO DATE 0.00 0.00 0.00 0.00
SINCE OCT 1 19.59 19.53 0.06 16.11
SINCE JAN 1 10.74 12.56 -1.82 7.55
SNOWFALL (IN)
TODAY MM 0.0
MONTH TO DATE T
SINCE JUN 1 T
SINCE JUL 1 T
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 0 2 -2 0
MONTH TO DATE 0 8 -8 8
SINCE JUN 1 110 163 -53 220
SINCE JUL 1 50 66 -16 77
COOLING
TODAY 0 1 -1 0
MONTH TO DATE 7 4 3 0
SINCE JUN 1 59 53 6 2
SINCE JAN 1 102 73 29 8
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION NW (320)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 8.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 5:00 AM
LOWEST 57 2:00 PM
AVERAGE 73
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 89 1964
MINIMUM TEMPERATURE (F) 56 49 1950
SUNRISE AND SUNSET
AUGUST 4 2026........SUNRISE 6:16 AM PDT SUNSET 8:15 PM PDT
AUGUST 5 2026........SUNRISE 6:17 AM PDT SUNSET 8:13 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page