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118 
CDUS46 KMTR 170846
CLISFO

CLIMATE REPORT 
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
146 AM PDT MON MAR 17 2025

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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MARCH 16 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         60   2:14 PM  82    2004  63     -3       71        
  MINIMUM         47   3:35 AM  36    1950  48     -1       54        
  AVERAGE         54                        56     -2       63     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.06          1.22 1954   0.09  -0.03     0.00     
  MONTH TO DATE    1.34                      1.60  -0.26     2.07     
  SINCE OCT 1     15.26                     16.42  -1.16    17.04     
  SINCE JAN 1      6.70                      9.45  -2.75    11.71     

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

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       11                        10      1        2        
  MONTH TO DATE  186                       160     26      149        
  SINCE MAR 1    186                       160     26      149        
  SINCE JUL 1   1719                      1839   -120     1290        

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


WIND (MPH)                                                            
  RESULTANT WIND SPEED  13   RESULTANT WIND DIRECTION   S (170)       
  HIGHEST WIND SPEED    30   HIGHEST WIND DIRECTION     S (170)       
  HIGHEST GUST SPEED    42   HIGHEST GUST DIRECTION     S (180)       
  AVERAGE WIND SPEED    14.0                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.7                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  LIGHT RAIN                                                          
  FOG                                                                 
  HAZE                                                                


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97          11:00 PM                                      
 LOWEST     69          11:00 AM                                      
 AVERAGE    83                                                        

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


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   64        82      2004                      
 MINIMUM TEMPERATURE (F)   48        36      1966                      


SUNRISE AND SUNSET                                                    
MARCH 17 2025.........SUNRISE   7:17 AM PDT   SUNSET   7:19 PM PDT     
MARCH 18 2025.........SUNRISE   7:15 AM PDT   SUNSET   7:20 PM PDT     


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




$$