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629 
CDUS46 KMTR 220842
CLISFO

CLIMATE REPORT 
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
142 AM PDT SUN JUN 22 2025

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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JUNE 21 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         68   3:17 PM  98    2022  72     -4       66        
  MINIMUM         52   5:36 AM  46    1953  54     -2       51        
  AVERAGE         60                        63     -3       59     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          T    1982   0.01  -0.01     0.00     
                                      1987                           
                                      2002                           
  MONTH TO DATE    0.00                      0.12  -0.12     0.00     
  SINCE OCT 1     16.11                     19.51  -3.40    20.13     
  SINCE JAN 1      7.55                     12.54  -4.99    14.80     

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

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY        5                         3      2        6        
  MONTH TO DATE  104                        74     30       82        
  SINCE JUN 1    104                        74     30       82        
  SINCE JUL 1   2354                      2453    -99     1845        

 COOLING                                                              
  YESTERDAY        0                         1     -1        0        
  MONTH TO DATE    0                        18    -18        6        
  SINCE JUN 1      0                        18    -18        6        
  SINCE JAN 1      6                        38    -32       17        
...................................................................


WIND (MPH)                                                            
  RESULTANT WIND SPEED  19   RESULTANT WIND DIRECTION   W (280)       
  HIGHEST WIND SPEED    30   HIGHEST WIND DIRECTION     W (280)       
  HIGHEST GUST SPEED    39   HIGHEST GUST DIRECTION     W (270)       
  AVERAGE WIND SPEED    18.3                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.1                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  HAZE                                                                


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    86           1:00 AM                                      
 LOWEST     47          10:00 AM                                      
 AVERAGE    67                                                        

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


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   72        98      1989                      
 MINIMUM TEMPERATURE (F)   54        47      1950                      
                                             1953                     


SUNRISE AND SUNSET                                                    
JUNE 22 2025..........SUNRISE   5:49 AM PDT   SUNSET   8:35 PM PDT     
JUNE 23 2025..........SUNRISE   5:49 AM PDT   SUNSET   8:35 PM PDT     


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




$$