683
CDUS46 KMTR 240036
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
436 PM PST TUE DEC 23 2025
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR DECEMBER 23 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 63 1:52 PM 68 2014 58 5 64
MINIMUM 55 6:04 AM 28 1990 44 11 55
AVERAGE 59 51 8 60
PRECIPITATION (IN)
TODAY 0.02 1.92 2021 0.15 -0.13 0.02
MONTH TO DATE 1.33 3.05 -1.72 3.30
SINCE OCT 1 5.79 5.88 -0.09 7.35
SINCE JAN 1 13.41 18.55 -5.14 22.25
SNOWFALL (IN)
TODAY MM 0.0
MONTH TO DATE T
SINCE DEC 1 T
SINCE JUL 1 T
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 6 14 -8 5
MONTH TO DATE 286 307 -21 236
SINCE DEC 1 286 307 -21 236
SINCE JUL 1 637 815 -178 777
COOLING
TODAY 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 5 RESULTANT WIND DIRECTION SE (140)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION S (160)
AVERAGE WIND SPEED 6.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 3:00 AM
LOWEST 67 1:00 PM
AVERAGE 84
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 58 65 1967
2024
MINIMUM TEMPERATURE (F) 44 29 1990
SUNRISE AND SUNSET
DECEMBER 23 2025......SUNRISE 7:22 AM PST SUNSET 4:56 PM PST
DECEMBER 24 2025......SUNRISE 7:22 AM PST SUNSET 4:56 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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