AFOS product CLISFO
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CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
1229 AM PST SUN FEB 21 2016


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR FEBRUARY 20 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1927 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         60    433 PM  71    1991  60      0       68       
  MINIMUM         45    717 AM  37    2011  47     -2       54       
                                      1976                          
  AVERAGE         53                        54     -1       61      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.06 1980   0.15  -0.15     0.00    
  MONTH TO DATE    0.85                      2.94  -2.09     2.01    
  SINCE OCT 1     11.22                     14.49  -3.27    14.97    
  SINCE JAN 1      6.43                      7.13  -0.70     2.01    
                                                                     
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       12                        12      0        4       
  MONTH TO DATE  166                       250    -84      112       
  SINCE DEC 1    982                      1153   -171      697       
  SINCE JUL 1   1339                      1717   -378      885       
                                                                     
 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   4   RESULTANT WIND DIRECTION   W (290)      
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     W (280)      
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION     W (280)      
  AVERAGE WIND SPEED     5.8                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.5                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100          1100 PM                                     
 LOWEST     54           100 AM                                     
 AVERAGE    77                                                       

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

                                                                     
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   60        72      1995                    
 MINIMUM TEMPERATURE (F)   47        34      1955                    
                                             1953                    

                                                                     
SUNRISE AND SUNSET                                                   
FEBRUARY 21 2016......SUNRISE   652 AM PST   SUNSET   555 PM PST   
FEBRUARY 22 2016......SUNRISE   651 AM PST   SUNSET   556 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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