AFOS product CLIAPC
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122 
CDUS46 KMTR 280845
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
145 AM PDT FRI JUN 28 2013


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR JUNE 27 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2013


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         94    313 PM 101    2003  80     14       81       
  MINIMUM         57    355 AM  46    2012  52      5       46       
  AVERAGE         76                        66     10       64      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    0.19                                      0.05    
  SINCE JUL 1      9.76                                     17.35    
  SINCE JAN 1      1.97                                     13.77    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  MONTH TO DATE    0.0                                               
  SINCE JUN 1      0.0                                               
  SINCE JUL 1      0.0                                               
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                                         1       
  MONTH TO DATE   30                                        60       
  SINCE JUN 1     30                                        60       
  SINCE JUL 1   2875                                      3164       
                                                                     
 COOLING                                                             
  YESTERDAY       11                                         0       
  MONTH TO DATE   42                                        42       
  SINCE JUN 1     42                                        42       
  SINCE JAN 1     62                                        56       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   6   RESULTANT WIND DIRECTION  SW (240)      
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     W (260)      
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     W (270)      
  AVERAGE WIND SPEED     6.0                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.1                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           300 AM                                     
 LOWEST     30           200 PM                                     
 AVERAGE    65                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   79        93      1999                    
 MINIMUM TEMPERATURE (F)   52        47      2012                    

                                                                     
SUNRISE AND SUNSET                                                   
JUNE 28 2013..........SUNRISE   548 AM PDT   SUNSET   836 PM PDT   
JUNE 29 2013..........SUNRISE   549 AM PDT   SUNSET   836 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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