AFOS product CLIAPC
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CDUS46 KMTR 220838
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
137 AM PDT WED JUL 22 2015


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR JULY 21 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         78    336 PM  94    2012  78      0       76       
  MINIMUM         56    511 AM  48    2001  53      3       59       
  AVERAGE         67                        65      2       68      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    0.03                                       T      
  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        2                                         3       
  MONTH TO DATE   69                                        31       
  SINCE JUN 1    113                                        72       
  SINCE JAN 1    114                                        83       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED  10   RESULTANT WIND DIRECTION  SW (240)      
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION     S (200)      
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION     S (180)      
  AVERAGE WIND SPEED    11.7                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.3                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93          1200 AM                                     
 LOWEST     47           400 PM                                     
 AVERAGE    70                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   78       106      2006                    
 MINIMUM TEMPERATURE (F)   53        48      1999                    

                                                                     
SUNRISE AND SUNSET                                                   
JULY 22 2015..........SUNRISE   603 AM PDT   SUNSET   827 PM PDT   
JULY 23 2015..........SUNRISE   604 AM PDT   SUNSET   827 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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