CDUS46 KMTR 110040

CLISTS



CLIMATE REPORT 

NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA

440 PM PST WED DEC 10 2025



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



...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR DECEMBER 10 2025...

VALID TODAY AS OF 0400 PM LOCAL TIME.



CLIMATE NORMAL PERIOD: 1991 TO 2020

CLIMATE RECORD PERIOD: 1998 TO 2025





WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      

                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     

                                                  NORMAL           

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

TEMPERATURE (F)                                                          

 TODAY                                                               

  MAXIMUM         54   3:16 PM  68    2012  58     -4       61        

  MINIMUM         41   8:01 AM  22    2013  37      4       28        

  AVERAGE         48                        47      1       45     



PRECIPITATION (IN)                                                    

  TODAY            0.00          1.32 2014   0.22  -0.22     0.00     

  MONTH TO DATE    0.00                      2.01  -2.01     0.01     

  SINCE OCT 1      6.84                      7.24  -0.40    15.92     

  SINCE JAN 1     22.74                     29.03  -6.29    41.41     



DEGREE DAYS                                                           

 HEATING                                                              

  TODAY           17                                        20        

  MONTH TO DATE  182                                       128        

  SINCE DEC 1    182                                       128        

  SINCE JUL 1    627                                       636        



 COOLING                                                              

  TODAY            0                                         0        

  MONTH TO DATE    0                                         0        

  SINCE DEC 1      0                                         0        

  SINCE JAN 1    401                                       705        

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





WIND (MPH)                                                            

  RESULTANT WIND SPEED   1   RESULTANT WIND DIRECTION   W (290)       

  HIGHEST WIND SPEED     5   HIGHEST WIND DIRECTION     W (290)       

  HIGHEST GUST SPEED     8   HIGHEST GUST DIRECTION     W (280)       

  AVERAGE WIND SPEED     0.6                                        





SKY COVER                                                             

  POSSIBLE SUNSHINE  MM                                                 

  AVERAGE SKY COVER 0.2                                                 





WEATHER CONDITIONS                                                    

THE FOLLOWING WEATHER WAS RECORDED TODAY.                             

  FOG W/VISIBILITY <= 1/4 MILE                                        





RELATIVE HUMIDITY (PERCENT)

 HIGHEST    MM                                                        

 LOWEST     MM                                                        

 AVERAGE    MM                                                        



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





THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TOMORROW

                         NORMAL    RECORD    YEAR                     

 MAXIMUM TEMPERATURE (F)   58        67      1999                      

                                             2010                     

 MINIMUM TEMPERATURE (F)   37        24      2013                      





SUNRISE AND SUNSET                                                    

DECEMBER 10 2025......SUNRISE   7:18 AM PST   SUNSET   4:50 PM PST     

DECEMBER 11 2025......SUNRISE   7:19 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.









$$