AFOS product CLIAPC
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CDUS46 KMTR 210827
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
127 AM PDT MON JUL 21 2014


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR JULY 20 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         74   1217 PM  89    2011  78     -4       75       
  MINIMUM         57    542 AM  48    2007  53      4       56       
  AVERAGE         66                        65      1       66      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T                                         0.00    
  MONTH TO DATE    T                                         0.00    
  SINCE JUL 1      T                                         0.00    
  SINCE JAN 1      8.27                                      1.97    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE   10                                        14       
  SINCE JUN 1     53                                        44       
  SINCE JUL 1     10                                        14       
                                                                     
 COOLING                                                             
  YESTERDAY        1                                         1       
  MONTH TO DATE   28                                        42       
  SINCE JUN 1     69                                       119       
  SINCE JAN 1     80                                       139       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED  10   RESULTANT WIND DIRECTION   W (260)      
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     W (260)      
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     W (270)      
  AVERAGE WIND SPEED    10.9                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.5                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           300 AM                                     
 LOWEST     57           100 PM                                     
 AVERAGE    79                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   78        94      2012                    
 MINIMUM TEMPERATURE (F)   53        48      2001                    

                                                                     
SUNRISE AND SUNSET                                                   
JULY 21 2014..........SUNRISE   603 AM PDT   SUNSET   828 PM PDT   
JULY 22 2014..........SUNRISE   603 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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