Climatological Report (Daily)
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978
CDUS46 KMTR 030038
CLISFO

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
438 PM PST TUE DEC 02 2025

...................................

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR DECEMBER 2 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         59   3:58 PM  75    1958  60     -1       64
  MINIMUM         45   4:34 AM  37    1967  46     -1       49
  AVERAGE         52                        53     -1       57

PRECIPITATION (IN)
  TODAY            0.00          1.85 2001   0.11  -0.11     0.00
  MONTH TO DATE    0.00                      0.23  -0.23     0.00
  SINCE OCT 1      4.46                      3.06   1.40     4.05
  SINCE JAN 1     12.08                     15.73  -3.65    18.95

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           13                        12      1        8
  MONTH TO DATE   28                        24      4       15
  SINCE DEC 1     28                        24      4       15
  SINCE JUL 1    379                       532   -153      556

 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   1   RESULTANT WIND DIRECTION  SE (120)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED     2.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           3:00 AM
 LOWEST     67           2:00 PM
 AVERAGE    80

..........................................................


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   60        73      1958
 MINIMUM TEMPERATURE (F)   46        38      1956
                                             1968
                                             1976


SUNRISE AND SUNSET
DECEMBER  2 2025......SUNRISE   7:07 AM PST   SUNSET   4:51 PM PST
DECEMBER  3 2025......SUNRISE   7:08 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.




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