AFOS product CLISFO
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CDUS46 KMTR 160837
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
1237 AM PST FRI JAN 16 2015


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JANUARY 15 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         59    417 PM  73    2014  56      3       73       
  MINIMUM         45    549 AM  31    1963  44      1       48       
  AVERAGE         52                        50      2       61      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.03 1956   0.14  -0.14     0.00    
  MONTH TO DATE    0.00                      2.11  -2.11     0.01    
  SINCE JUL 1     13.38                      9.68   3.70     1.50    
  SINCE JAN 1      0.00                      2.11  -2.11     0.01    
                                                                     
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       13                        15     -2        4       
  MONTH TO DATE  200                       225    -25      158       
  SINCE DEC 1    447                       671   -224      625       
  SINCE JUL 1    635                      1235   -600     1126       
                                                                     
 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   0   RESULTANT WIND DIRECTION   E (80)       
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    NW (310)      
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION    NW (310)      
  AVERAGE WIND SPEED     2.2                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
  HAZE                                                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           500 AM                                     
 LOWEST     72           400 PM                                     
 AVERAGE    86                                                       

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

                                                                     
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   56        73      2014                    
 MINIMUM TEMPERATURE (F)   44        31      1962                    
                                             1888                    

                                                                     
SUNRISE AND SUNSET                                                   
JANUARY 16 2015.......SUNRISE   723 AM PST   SUNSET   516 PM PST   
JANUARY 17 2015.......SUNRISE   723 AM PST   SUNSET   517 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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