AFOS product CLIAPC
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CDUS46 KMTR 120843
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
143 AM PDT SUN JUL 12 2015


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR JULY 11 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         79    226 PM  97    1999  79      0       74       
  MINIMUM         57    515 AM  46    1998  53      4       59       
  AVERAGE         68                        66      2       67      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    0.03                                      0.00    
  SINCE OCT 1     16.42                                      9.63    
  SINCE JAN 1      4.03                                      8.27    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE    3                                        10       
  SINCE JUN 1     51                                        53       
  SINCE JUL 1      3                                        10       
                                                                     
 COOLING                                                             
  YESTERDAY        3                                         2       
  MONTH TO DATE   32                                         5       
  SINCE JUN 1     76                                        46       
  SINCE JAN 1     77                                        57       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED  10   RESULTANT WIND DIRECTION   W (250)      
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     W (270)      
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     W (280)      
  AVERAGE WIND SPEED    10.9                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.2                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93           200 AM                                     
 LOWEST     40           400 PM                                     
 AVERAGE    67                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   78        95      1999                    
 MINIMUM TEMPERATURE (F)   53        46      2004                    

                                                                     
SUNRISE AND SUNSET                                                   
JULY 12 2015..........SUNRISE   556 AM PDT   SUNSET   833 PM PDT   
JULY 13 2015..........SUNRISE   557 AM PDT   SUNSET   833 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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