526
CDUS46 KMTR 280101
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
501 PM PST SAT DEC 27 2025
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR DECEMBER 27 2025
VALID TODAY AS OF 0500 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 55 2:46 PM 70 1953 57 -2 62
MINIMUM 50 7:35 AM 33 1954 44 6 55
1962
AVERAGE 53 51 2 59
PRECIPITATION (IN)
TODAY T 2.24 2004 0.14 -0.14 0.21
MONTH TO DATE 3.45 3.61 -0.16 4.22
SINCE OCT 1 7.91 6.44 1.47 8.27
SINCE JAN 1 15.53 19.11 -3.58 23.17
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 12 14 -2 6
MONTH TO DATE 320 363 -43 272
SINCE DEC 1 320 363 -43 272
SINCE JUL 1 671 871 -200 813
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 7 RESULTANT WIND DIRECTION NW (320)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 8.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 2:00 AM
LOWEST 71 2:00 PM
AVERAGE 79
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 57 71 1967
MINIMUM TEMPERATURE (F) 44 32 1966
SUNRISE AND SUNSET
DECEMBER 27 2025......SUNRISE 7:23 AM PST SUNSET 4:58 PM PST
DECEMBER 28 2025......SUNRISE 7:24 AM PST SUNSET 4:59 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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