AFOS product CLISFO
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CDUS46 KMTR 130835
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
135 AM PDT WED AUG 13 2014


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR AUGUST 12 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         77   1252 PM  89    1959  72      5       74       
                                      1958                          
  MINIMUM         62   1159 PM  47    1946  56      6       56       
  AVERAGE         70                        64      6       65      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          T    1991   0.00   0.00     0.00    
                                      1988                          
                                      1986                          
  MONTH TO DATE    T                         0.01  -0.01      T      
  SINCE JUL 1      T                         0.01  -0.01      T      
  SINCE JAN 1      7.31                     13.09  -5.78     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                         1     -1        0       
  MONTH TO DATE    1                        23    -22       30       
  SINCE JUN 1     69                       193   -124      196       
  SINCE JUL 1     20                        88    -68      108       
                                                                     
 COOLING                                                             
  YESTERDAY        5                         1      4        0       
  MONTH TO DATE   27                        12     15        0       
  SINCE JUN 1    145                        57     88       45       
  SINCE JAN 1    208                        76    132       72       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   8   RESULTANT WIND DIRECTION   W (250)      
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     W (270)      
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION     W (260)      
  AVERAGE WIND SPEED    10.8                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.6                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    84          1000 PM                                     
 LOWEST     54           100 PM                                     
 AVERAGE    69                                                       

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

                                                                     
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   73        89      1991                    
 MINIMUM TEMPERATURE (F)   56        47      1946                    

                                                                     
SUNRISE AND SUNSET                                                   
AUGUST 13 2014........SUNRISE   624 AM PDT   SUNSET   804 PM PDT   
AUGUST 14 2014........SUNRISE   625 AM PDT   SUNSET   803 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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