CDUS46 KMTR 110040

CLISFD



CLIMATE REPORT 

NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA

440 PM PST WED DEC 10 2025



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



...THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR DECEMBER 10 2025...

VALID TODAY AS OF 0400 PM LOCAL TIME.



CLIMATE NORMAL PERIOD: 1991 TO 2020

CLIMATE RECORD PERIOD: 1850 TO 2025





WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      

                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     

                                                  NORMAL           

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

TEMPERATURE (F)                                                          

 TODAY                                                               

  MAXIMUM         51   1:43 PM  69    1937  58     -7       58        

  MINIMUM         45   5:43 AM  32    1972  47     -2       49        

  AVERAGE         48                        53     -5       54     



PRECIPITATION (IN)                                                    

  TODAY            0.00          2.44 1906   0.15  -0.15     0.00     

  MONTH TO DATE    0.00                      1.45  -1.45     0.00     

  SINCE OCT 1      3.53                      4.99  -1.46     4.67     

  SINCE JAN 1     13.32                     19.58  -6.26    23.75     



DEGREE DAYS                                                           

 HEATING                                                              

  TODAY           17                        12      5       11        

  MONTH TO DATE  147                       116     31       77        

  SINCE DEC 1    147                       116     31       77        

  SINCE JUL 1    719                       844   -125      711        



 COOLING                                                              

  TODAY            0                         0      0        0        

  MONTH TO DATE    0                         0      0        0        

  SINCE DEC 1      0                         0      0        0        

  SINCE JAN 1     76                       121    -45      144        

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





THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TOMORROW

                         NORMAL    RECORD    YEAR                     

 MAXIMUM TEMPERATURE (F)   58        73      1958                      

 MINIMUM TEMPERATURE (F)   47        27      1932                      





SUNRISE AND SUNSET                                                    

DECEMBER 10 2025......SUNRISE   7:14 AM PST   SUNSET   4:51 PM PST     

DECEMBER 11 2025......SUNRISE   7:15 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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