AFOS product CLIAPC
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CDUS46 KMTR 160826
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
126 AM PDT THU JUL 16 2015


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR JULY 15 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         77    127 PM  96    1998  78     -1       81       
  MINIMUM         60   1159 PM  44    2004  53      7       59       
  AVERAGE         69                        65      4       70      
                                                                     
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        4                                         5       
  MONTH TO DATE   44                                        16       
  SINCE JUN 1     88                                        57       
  SINCE JAN 1     89                                        68       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED  11   RESULTANT WIND DIRECTION   S (200)      
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     S (200)      
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION    NW (310)      
  AVERAGE WIND SPEED    11.6                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.4                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    97           900 PM                                     
 LOWEST     57           400 PM                                     
 AVERAGE    77                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   78        92      2006                    
 MINIMUM TEMPERATURE (F)   53        48      2009                    

                                                                     
SUNRISE AND SUNSET                                                   
JULY 16 2015..........SUNRISE   559 AM PDT   SUNSET   831 PM PDT   
JULY 17 2015..........SUNRISE   559 AM PDT   SUNSET   831 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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