AFOS product CLIAPC
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CDUS46 KMTR 280922
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
222 AM PDT THU JUL 28 2016


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR JULY 27 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         86    118 PM  89    2015  78      8       89       
  MINIMUM         51    504 AM  49    2015  52     -1       49       
                                      2000                          
  AVERAGE         69                        65      4       69      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    0.00                                      0.03    
  SINCE OCT 1     18.86                                     16.42    
  SINCE JAN 1     14.67                                      4.03    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE   34                                         6       
  SINCE JUN 1     60                                        54       
  SINCE JUL 1     34                                         6       
                                                                     
 COOLING                                                             
  YESTERDAY        4                                         4       
  MONTH TO DATE   31                                        77       
  SINCE JUN 1     82                                       121       
  SINCE JAN 1     93                                       122       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   7   RESULTANT WIND DIRECTION   S (200)      
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     S (190)      
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION     S (200)      
  AVERAGE WIND SPEED     7.4                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.0                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           600 AM                                     
 LOWEST     40           200 PM                                     
 AVERAGE    70                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   78        96      2015                    
 MINIMUM TEMPERATURE (F)   52        50      2015                    
                                             2010                    

                                                                     
SUNRISE AND SUNSET                                                   
JULY 28 2016..........SUNRISE   609 AM PDT   SUNSET   822 PM PDT   
JULY 29 2016..........SUNRISE   610 AM PDT   SUNSET   821 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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