AFOS product CLISFO
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067 
CDUS46 KMTR 092114
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
213 PM PDT THU APR 9 2015


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR APRIL 8 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         63    207 PM  92    1989  64     -1       78       
  MINIMUM         50    604 AM  41    2011  49      1       55       
                                      1980                          
  AVERAGE         57                        56      1       67      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.06          0.58 1965   0.05   0.01     0.00    
  MONTH TO DATE    0.87                      0.46   0.41     1.20    
  SINCE OCT 1     15.90                     19.03  -3.13     8.16    
  SINCE JAN 1      2.94                     11.67  -8.73     6.90    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0                                 
  MONTH TO DATE    0.0                                               
  SINCE MAR 1      0.0                                               
  SINCE JUL 1      0.0                                               
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        8                         9     -1        0       
  MONTH TO DATE   59                        72    -13       50       
  SINCE MAR 1    203                       386   -183      226       
  SINCE JUL 1   1150                      2192  -1042     1771       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        2       
  MONTH TO DATE    0                         0      0        6       
  SINCE MAR 1      6                         1      5        6       
  SINCE JAN 1      6                         1      5        6       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED  13   RESULTANT WIND DIRECTION   W (280)      
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     W (270)      
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     W (270)      
  AVERAGE WIND SPEED     7.8                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.1                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    96          1100 PM                                     
 LOWEST     55           500 PM                                     
 AVERAGE    76                                                       

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

                                                                     
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   64        90      1989                    
 MINIMUM TEMPERATURE (F)   49        38      1953                    

                                                                     
SUNRISE AND SUNSET                                                   
APRIL  9 2015.........SUNRISE   643 AM PDT   SUNSET   739 PM PDT   
APRIL 10 2015.........SUNRISE   642 AM PDT   SUNSET   740 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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