CDUS46 KMTR 220028

CLISFO



CLIMATE REPORT 

NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA

528 PM PDT SAT MAR 21 2026



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



...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MARCH 21 2026...

VALID TODAY AS OF 0500 PM LOCAL TIME.



CLIMATE NORMAL PERIOD: 1991 TO 2020

CLIMATE RECORD PERIOD: 1927 TO 2026





WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      

                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     

                                                  NORMAL           

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

TEMPERATURE (F)                                                          

 TODAY                                                               

  MAXIMUM         75R 11:48 AM  74    1965  64     11       61        

                                      1997                           

  MINIMUM         56   6:35 AM  38    1955  48      8       46        

                                      1969                           

  AVERAGE         66                        56     10       54     



PRECIPITATION (IN)                                                    

  TODAY            0.00          1.86 1975   0.07  -0.07     0.00     

  MONTH TO DATE    0.01                      1.99  -1.98     1.47     

  SINCE OCT 1     16.12                     16.81  -0.69    15.39     

  SINCE JAN 1      7.27                      9.84  -2.57     6.83     



SNOWFALL (IN)                                                              

  TODAY           MM             0.0                                  

  MONTH TO DATE    T                                                  

  SINCE MAR 1      T                                                  

  SINCE JUL 1      T                                                  

  SNOW DEPTH      MM                                                  



DEGREE DAYS                                                           

 HEATING                                                              

  TODAY            0                         9     -9       11        

  MONTH TO DATE   81                       206   -125      248        

  SINCE MAR 1     81                       206   -125      248        

  SINCE JUL 1   1429                      1885   -456     1781        



 COOLING                                                              

  TODAY            1                         0      1        0        

  MONTH TO DATE   25                         0     25        0        

  SINCE MAR 1     25                         0     25        0        

  SINCE JAN 1     26                         0     26        0        

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





WIND (MPH)                                                            

  RESULTANT WIND SPEED  11   RESULTANT WIND DIRECTION  NW (300)       

  HIGHEST WIND SPEED    29   HIGHEST WIND DIRECTION     W (270)       

  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION     W (280)       

  AVERAGE WIND SPEED    11.6                                        





SKY COVER                                                             

  POSSIBLE SUNSHINE  MM                                                 

  AVERAGE SKY COVER 0.5                                                 





WEATHER CONDITIONS                                                    

THE FOLLOWING WEATHER WAS RECORDED TODAY.                             

  FOG                                                                 

  HAZE                                                                





RELATIVE HUMIDITY (PERCENT)

 HIGHEST    87           5:00 AM                                      

 LOWEST     51          12:00 PM                                      

 AVERAGE    69..........................................................





THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW

                         NORMAL    RECORD    YEAR                     

 MAXIMUM TEMPERATURE (F)   64        82      2022                      

 MINIMUM TEMPERATURE (F)   48        39      1951                      

                                             1957                     





SUNRISE AND SUNSET                                                    

MARCH 21 2026.........SUNRISE   7:11 AM PDT   SUNSET   7:23 PM PDT     

MARCH 22 2026.........SUNRISE   7:10 AM PDT   SUNSET   7:23 PM PDT     





-  INDICATES NEGATIVE NUMBERS.

R  INDICATES RECORD WAS SET OR TIED.

MM INDICATES DATA IS MISSING.

T  INDICATES TRACE AMOUNT.









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