AFOS product CLISFO
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CDUS46 KMTR 100828
CLISFO

CLIMATE REPORT 
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
128 AM PDT FRI OCT 10 2025

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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR OCTOBER 9 2025...

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)                                                          
 YESTERDAY                                                           
  MAXIMUM         70   3:03 PM  91    1958  74     -4       65        
  MINIMUM         59  11:59 PM  45    1955  54      5       51        
  AVERAGE         65                        64      1       58     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          0.95 1972   0.01  -0.01     0.00     
  MONTH TO DATE    0.13                      0.12   0.01     0.00     
  SINCE OCT 1      0.13                      0.12   0.01     0.00     
  SINCE JAN 1      7.75                     12.79  -5.04    14.90     

SNOWFALL (IN)                                                              
  YESTERDAY       MM             0.0                                  
  MONTH TO DATE    T                                                  
  SINCE SEP 1      T                                                  
  SINCE JUL 1      T                                                  

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY        0                         2     -2        7        
  MONTH TO DATE    0                        18    -18        8        
  SINCE SEP 1      3                        64    -61       82        
  SINCE JUL 1     93                       166    -73      212        

 COOLING                                                              
  YESTERDAY        0                         1     -1        0        
  MONTH TO DATE   13                        17     -4       83        
  SINCE SEP 1     91                        73     18      107        
  SINCE JAN 1    141                       183    -42      181        
...................................................................


WIND (MPH)                                                            
  RESULTANT WIND SPEED   2   RESULTANT WIND DIRECTION   W (250)       
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     S (180)       
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    SW (240)       
  AVERAGE WIND SPEED     7.6                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.6                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  HAZE                                                                


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    86           7:00 PM                                      
 LOWEST     57          12:00 PM                                      
 AVERAGE    72                                                        

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


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   74        89      1958                      
                                             1992                     
 MINIMUM TEMPERATURE (F)   54        44      1968                      


SUNRISE AND SUNSET                                                    
OCTOBER 10 2025.......SUNRISE   7:13 AM PDT   SUNSET   6:39 PM PDT     
OCTOBER 11 2025.......SUNRISE   7:14 AM PDT   SUNSET   6:37 PM PDT     


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




$$