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282 
CDUS46 KMTR 040840
CLISFO

CLIMATE REPORT 
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
140 AM PDT WED JUN 04 2025

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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JUNE 3 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         71   1:59 PM  89    2020  70      1       69        
  MINIMUM         54   4:37 AM  45    1966  53      1       54        
  AVERAGE         63                        62      1       62     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          0.18 1999   0.01  -0.01     0.00     
  MONTH TO DATE    0.00                      0.03  -0.03     0.00     
  SINCE OCT 1     16.11                     19.42  -3.31    20.13     
  SINCE JAN 1      7.55                     12.45  -4.90    14.80     

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

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY        2                         4     -2        3        
  MONTH TO DATE   10                        12     -2       11        
  SINCE JUN 1     10                        12     -2       11        
  SINCE JUL 1   2260                      2391   -131     1774        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    0                         0      0        0        
  SINCE JUN 1      0                         0      0        0        
  SINCE JAN 1      6                        20    -14       11        
...................................................................


WIND (MPH)                                                            
  RESULTANT WIND SPEED   8   RESULTANT WIND DIRECTION  NW (310)       
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION    NW (300)       
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION     W (290)       
  AVERAGE WIND SPEED    11.5                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.2                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  FOG                                                                 
  HAZE                                                                


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    86          11:00 PM                                      
 LOWEST     57           2:00 PM                                      
 AVERAGE    72                                                        

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


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   70        92      1949                      
                                             1955                     
 MINIMUM TEMPERATURE (F)   53        45      1951                      
                                             1962                     


SUNRISE AND SUNSET                                                    
JUNE  4 2025..........SUNRISE   5:49 AM PDT   SUNSET   8:28 PM PDT     
JUNE  5 2025..........SUNRISE   5:48 AM PDT   SUNSET   8:28 PM PDT     


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




$$