AFOS product CLISFO
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CDUS46 KMTR 050838
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
137 AM PDT WED AUG 5 2015


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR AUGUST 4 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         73    426 PM  87    1998  72      1       75       
  MINIMUM         61    554 AM  50    1966  56      5       60       
  AVERAGE         67                        64      3       68      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T   R         T    2012   0.00   0.00     0.00    
  MONTH TO DATE    T                         0.00   0.00     0.00    
  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    0                         8     -8        1       
  SINCE JUN 1     80                       178    -98       69       
  SINCE JUL 1      5                        73    -68       20       
                                                                     
 COOLING                                                             
  YESTERDAY        2                         1      1        3       
  MONTH TO DATE   11                         4      7        4       
  SINCE JUN 1     91                        49     42      122       
  SINCE JAN 1    104                        68     36      185       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   8   RESULTANT WIND DIRECTION   W (270)      
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION    SW (240)      
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION     W (250)      
  AVERAGE WIND SPEED     9.1                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.6                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    84           200 AM                                     
 LOWEST     49           300 PM                                     
 AVERAGE    67                                                       

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

                                                                     
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   72        89      1964                    
 MINIMUM TEMPERATURE (F)   56        49      1950                    

                                                                     
SUNRISE AND SUNSET                                                   
AUGUST  5 2015........SUNRISE   617 AM PDT   SUNSET   814 PM PDT   
AUGUST  6 2015........SUNRISE   618 AM PDT   SUNSET   813 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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