AFOS product CLISFO
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CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
142 AM PDT MON MAY 23 2016


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MAY 22 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         65    153 PM  83    1954  68     -3       64       
  MINIMUM         55   1159 PM  44    1952  52      3       56       
                                      1909                          
  AVERAGE         60                        60      0       60      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.20 1958   0.02  -0.02     0.01    
  MONTH TO DATE    0.05                      0.38  -0.33     0.02    
  SINCE OCT 1     17.23                     20.24  -3.01    16.33    
  SINCE JAN 1     12.44                     12.88  -0.44     3.37    
                                                                     
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        5                         5      0        5       
  MONTH TO DATE   92                       136    -44      134       
  SINCE MAR 1    462                       698   -236      465       
  SINCE JUL 1   1860                      2504   -644     1412       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE   10                         0     10        0       
  SINCE MAR 1     30                         6     24       13       
  SINCE JAN 1     30                         6     24       13       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED  11   RESULTANT WIND DIRECTION   W (270)      
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION     W (270)      
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION     W (260)      
  AVERAGE WIND SPEED    12.4                                         

                                                                     
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    77           300 AM                                     
 LOWEST     56           400 PM                                     
 AVERAGE    67                                                       

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

                                                                     
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   68        88      2000                    
 MINIMUM TEMPERATURE (F)   52        46      1954                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY 23 2016...........SUNRISE   554 AM PDT   SUNSET   819 PM PDT   
MAY 24 2016...........SUNRISE   553 AM PDT   SUNSET   820 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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