Climatological Report (Daily)
Issued by NWS

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565
CDUS46 KMTR 180031
CLISFO

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
431 PM PST MON NOV 17 2025

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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR NOVEMBER 17 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         58  12:59 PM  74    2019  64     -6       60
  MINIMUM         53   7:56 AM  36    1958  48      5       45
                                      1961
                                      1964
  AVERAGE         56                        56      0       53

PRECIPITATION (IN)
  TODAY            1.14R         0.91 1996   0.07   1.07      T
  MONTH TO DATE    3.10                      0.91   2.19     0.26
  SINCE OCT 1      4.13                      1.70   2.43     0.27
  SINCE JAN 1     11.75                     14.37  -2.62    15.17

SNOWFALL (IN)
  TODAY           MM             0.0
  MONTH TO DATE    T
  SINCE SEP 1      T
  SINCE JUL 1      T
  SNOW DEPTH      MM

DEGREE DAYS
 HEATING
  TODAY            9                         9      0       12
  MONTH TO DATE   52                       122    -70      113
  SINCE SEP 1    118                       268   -150      275
  SINCE JUL 1    208                       370   -162      405

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    2                         0      2        0
  SINCE SEP 1    100                        89     11      110
  SINCE JAN 1    150                       199    -49      184
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED  14   RESULTANT WIND DIRECTION   W (270)
  HIGHEST WIND SPEED    31   HIGHEST WIND DIRECTION     W (270)
  HIGHEST GUST SPEED    39   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED    15.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  HEAVY RAIN
  RAIN
  LIGHT RAIN
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96          12:00 AM
 LOWEST     69           3:00 PM
 AVERAGE    83

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


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   63        74      1949
 MINIMUM TEMPERATURE (F)   48        36      1964


SUNRISE AND SUNSET
NOVEMBER 17 2025......SUNRISE   6:52 AM PST   SUNSET   4:57 PM PST
NOVEMBER 18 2025......SUNRISE   6:53 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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