AFOS product CLISFO
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CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
128 AM PDT MON APR 25 2016


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR APRIL 24 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         64   1152 AM  81    2004  66     -2       63       
  MINIMUM         50   1159 PM  39    1960  50      0       52       
  AVERAGE         57                        58     -1       58      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.34 1983   0.04  -0.04     0.12    
  MONTH TO DATE    0.78                      1.12  -0.34     0.99    
  SINCE OCT 1     17.14                     19.69  -2.55    16.02    
  SINCE JAN 1     12.35                     12.33   0.02     3.06    
                                                                     
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                         8      0        7       
  MONTH TO DATE   98                       205   -107      161       
  SINCE MAR 1    315                       519   -204      305       
  SINCE JUL 1   1713                      2325   -612     1252       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE   20                         0     20        1       
  SINCE MAR 1     20                         1     19        7       
  SINCE JAN 1     20                         1     19        7       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED  24   RESULTANT WIND DIRECTION   W (280)      
  HIGHEST WIND SPEED    48   HIGHEST WIND DIRECTION     W (280)      
  HIGHEST GUST SPEED    58   HIGHEST GUST DIRECTION     W (280)      
  AVERAGE WIND SPEED    24.9                                         

                                                                     
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    83           100 AM                                     
 LOWEST     52           300 PM                                     
 AVERAGE    68                                                       

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

                                                                     
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   66        87      2004                    
 MINIMUM TEMPERATURE (F)   50        41      1974                    

                                                                     
SUNRISE AND SUNSET                                                   
APRIL 25 2016.........SUNRISE   621 AM PDT   SUNSET   755 PM PDT   
APRIL 26 2016.........SUNRISE   619 AM PDT   SUNSET   756 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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