073
CDUS46 KMTR 300829
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1229 AM PST TUE DEC 30 2025
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR DECEMBER 29 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 62 3:26 PM 68 2013 57 5 62
MINIMUM 45 3:30 AM 33 1962 44 1 52
1988
AVERAGE 54 51 3 57
PRECIPITATION (IN)
YESTERDAY 0.00 2.60 2003 0.14 -0.14 0.28
MONTH TO DATE 3.45 3.88 -0.43 4.51
SINCE OCT 1 7.91 6.71 1.20 8.56
SINCE JAN 1 15.53 19.38 -3.85 23.46
SNOWFALL (IN)
YESTERDAY MM 0.0
MONTH TO DATE T
SINCE DEC 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 11 14 -3 8
MONTH TO DATE 348 391 -43 284
SINCE DEC 1 348 391 -43 284
SINCE JUL 1 699 899 -200 825
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 6 RESULTANT WIND DIRECTION SE (130)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SE (140)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SE (140)
AVERAGE WIND SPEED 6.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 80 5:00 AM
LOWEST 35 2:00 PM
AVERAGE 58
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 57 69 1945
MINIMUM TEMPERATURE (F) 44 33 1978
1982
1990
SUNRISE AND SUNSET
DECEMBER 30 2025......SUNRISE 7:24 AM PST SUNSET 5:01 PM PST
DECEMBER 31 2025......SUNRISE 7:24 AM PST SUNSET 5:01 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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