AFOS product CLISFO
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CDUS46 KMTR 250836
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
136 AM PDT SAT JUL 25 2015


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JULY 24 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1927 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         72    231 PM  90    1974  72      0       83       
  MINIMUM         58    520 AM  50    2009  56      2       60       
                                      1962                          
  AVERAGE         65                        64      1       72      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.00 2006   0.00   0.00     0.00    
  MONTH TO DATE    T                         0.00   0.00      T      
  SINCE OCT 1     16.59                     20.44  -3.85     8.57    
  SINCE JAN 1      3.63                     13.08  -9.45     7.31    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0                                 
  MONTH TO DATE    0.0                                               
  SINCE JUN 1      0.0                                               
  SINCE JUL 1      0.0                                               
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         2     -2        0       
  MONTH TO DATE    4                        48    -44       19       
  SINCE JUN 1     79                       153    -74       68       
  SINCE JUL 1      4                        48    -44       19       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         1     -1        7       
  MONTH TO DATE   41                        24     17       60       
  SINCE JUN 1     58                        45     13       95       
  SINCE JAN 1     71                        64      7      158       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED  14   RESULTANT WIND DIRECTION   W (270)      
  HIGHEST WIND SPEED    29   HIGHEST WIND DIRECTION     W (270)      
  HIGHEST GUST SPEED    33   HIGHEST GUST DIRECTION     W (270)      
  AVERAGE WIND SPEED    14.4                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.3                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    86           500 AM                                     
 LOWEST     47          1200 PM                                     
 AVERAGE    67                                                       

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

                                                                     
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   72        91      1973                    
 MINIMUM TEMPERATURE (F)   56        49      1953                    
                                             1945                    
                                             1933                    

                                                                     
SUNRISE AND SUNSET                                                   
JULY 25 2015..........SUNRISE   608 AM PDT   SUNSET   824 PM PDT   
JULY 26 2015..........SUNRISE   608 AM PDT   SUNSET   823 PM PDT   

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




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