AFOS product CLISFO
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CDUS46 KMTR 310842
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
142 AM PDT SUN AUG 31 2014


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR AUGUST 30 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1927 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         80    251 PM  87    2005  74      6       78       
  MINIMUM         63    559 AM  45    1955  56      7       60       
                                      1952                          
  AVERAGE         72                        65      7       69      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.11 1984   0.00   0.00     0.00    
  MONTH TO DATE    T                         0.04  -0.04      T      
  SINCE JUL 1      T                         0.04  -0.04      T      
  SINCE JAN 1      7.31                     13.12  -5.81     1.89    
                                                                     
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    1                        45    -44       36       
  SINCE JUN 1     69                       215   -146      202       
  SINCE JUL 1     20                       110    -90      114       
                                                                     
 COOLING                                                             
  YESTERDAY        7                         2      5        4       
  MONTH TO DATE   68                        31     37       28       
  SINCE JUN 1    186                        76    110       73       
  SINCE JAN 1    249                        95    154      100       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED  15   RESULTANT WIND DIRECTION   W (280)      
  HIGHEST WIND SPEED    29   HIGHEST WIND DIRECTION     W (270)      
  HIGHEST GUST SPEED    36   HIGHEST GUST DIRECTION     W (270)      
  AVERAGE WIND SPEED    15.9                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.4                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93           300 AM                                     
 LOWEST     45           200 PM                                     
 AVERAGE    69                                                       

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

                                                                     
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   74        89      2005                    
 MINIMUM TEMPERATURE (F)   56        48      1957                    
                                             1955                    
                                             1910                    

                                                                     
SUNRISE AND SUNSET                                                   
AUGUST 31 2014........SUNRISE   639 AM PDT   SUNSET   740 PM PDT   
SEPTEMBER  1 2014.....SUNRISE   640 AM PDT   SUNSET   738 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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