976
CDUS46 KMTR 040839
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1239 AM PST THU DEC 04 2025
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR DECEMBER 3 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1927 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 63 3:56 PM 73 1958 60 3 67
MINIMUM 46 6:12 AM 38 1956 46 0 47
1968
1976
AVERAGE 55 53 2 57
PRECIPITATION (IN)
YESTERDAY 0.00 1.89 2014 0.12 -0.12 0.00
MONTH TO DATE 0.00 0.35 -0.35 0.00
SINCE OCT 1 4.46 3.18 1.28 4.05
SINCE JAN 1 12.08 15.85 -3.77 18.95
SNOWFALL (IN)
YESTERDAY MM 0.0
MONTH TO DATE T
SINCE DEC 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 10 12 -2 8
MONTH TO DATE 38 36 2 23
SINCE DEC 1 38 36 2 23
SINCE JUL 1 389 544 -155 564
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 150 201 -51 184
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION E (100)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 5.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 12:00 AM
LOWEST 33 4:00 PM
AVERAGE 60
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 60 75 1958
MINIMUM TEMPERATURE (F) 46 36 2004
SUNRISE AND SUNSET
DECEMBER 4 2025......SUNRISE 7:09 AM PST SUNSET 4:51 PM PST
DECEMBER 5 2025......SUNRISE 7:10 AM PST SUNSET 4:51 PM PST
- 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