AFOS product CLISFO
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CDUS46 KMTR 280837
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
1237 AM PST TUE JAN 28 2014


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JANUARY 27 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         59    257 PM  68    1984  57      2       54       
  MINIMUM         48    248 AM  31    1949  45      3       44       
  AVERAGE         54                        51      3       49      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.65 1981   0.13  -0.13      T      
  MONTH TO DATE    0.01                      3.65  -3.64     0.20    
  SINCE JUL 1      1.50                     11.22  -9.72    11.20    
  SINCE JAN 1      0.01                      3.65  -3.64     0.20    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0                                 
  MONTH TO DATE    0.0                                               
  SINCE DEC 1      0.0                                               
  SINCE JUL 1      0.0                                               
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       11                        14     -3       16       
  MONTH TO DATE  266                       399   -133      446       
  SINCE DEC 1    733                       845   -112      846       
  SINCE JUL 1   1234                      1409   -175     1441       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1      0                         0      0        0       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   2   RESULTANT WIND DIRECTION  NW (310)      
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     W (290)      
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     W (290)      
  AVERAGE WIND SPEED     6.2                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    83          1200 AM                                     
 LOWEST     62           300 PM                                     
 AVERAGE    73                                                       

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

                                                                     
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   57        69      1984                    
 MINIMUM TEMPERATURE (F)   45        33      1975                    
                                             1948                    

                                                                     
SUNRISE AND SUNSET                                                   
JANUARY 28 2014.......SUNRISE   716 AM PST   SUNSET   529 PM PST   
JANUARY 29 2014.......SUNRISE   716 AM PST   SUNSET   530 PM PST   

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




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