AFOS product CLISFO
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CDUS46 KMTR 070839
CLISFO

CLIMATE REPORT 
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1239 AM PST TUE JAN 07 2025

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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JANUARY 6 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         58   3:49 PM  66    2003  57      1       57        
  MINIMUM         47   4:54 AM  29    1950  44      3       45        
  AVERAGE         53                        51      2       51     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          2.34 1993   0.13  -0.13     0.14     
  MONTH TO DATE    0.12                      0.76  -0.64     0.58     
  SINCE OCT 1      8.68                      7.73   0.95     5.91     
  SINCE JAN 1      0.12                      0.76  -0.64     0.58     

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

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       12                        14     -2       14        
  MONTH TO DATE   74                        84    -10       65        
  SINCE DEC 1    384                       506   -122      338        
  SINCE JUL 1    925                      1014    -89      561        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    0                         0      0        0        
  SINCE DEC 1      0                         0      0        0        
  SINCE JAN 1      0                         0      0        0        
...................................................................


WIND (MPH)                                                            
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION  NW (310)       
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     W (290)       
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION     W (290)       
  AVERAGE WIND SPEED     3.7                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.7                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  FOG                                                                 
  FOG W/VISIBILITY <= 1/4 MILE                                        


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          12:00 AM                                      
 LOWEST     89           3:00 PM                                      
 AVERAGE    95                                                        

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


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   58        66      2019                      
 MINIMUM TEMPERATURE (F)   44        31      1950                      
                                             1973                     


SUNRISE AND SUNSET                                                    
JANUARY  7 2025.......SUNRISE   7:25 AM PST   SUNSET   5:08 PM PST     
JANUARY  8 2025.......SUNRISE   7:25 AM PST   SUNSET   5:08 PM PST     


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




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