AFOS product CLIAPC
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CDUS46 KMTR 130837
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
136 AM PDT FRI JUL 13 2018


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR JULY 12 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         79    233 PM  95    1999  78      1       77       
  MINIMUM         53    257 AM  46    2004  53      0       53       
  AVERAGE         66                        66      0       65      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    0.00                                      0.00    
  SINCE OCT 1     15.80                                     37.11    
  SINCE JAN 1     12.77                                     28.16    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE    9                                         2       
  SINCE JUN 1     67                                        19       
  SINCE JUL 1      9                                         2       
                                                                     
 COOLING                                                             
  YESTERDAY        1                                         0       
  MONTH TO DATE   34                                        42       
  SINCE JUN 1     67                                       165       
  SINCE JAN 1     72                                       199       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   9   RESULTANT WIND DIRECTION   S (200)      
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION     S (200)      
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION     S (200)      
  AVERAGE WIND SPEED     9.9                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.2                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
  HAZE                                                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           200 AM                                     
 LOWEST     45           200 PM                                     
 AVERAGE    73                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   78        96      2009                    
 MINIMUM TEMPERATURE (F)   53        47      2009                    

                                                                     
SUNRISE AND SUNSET                                                   
JULY 13 2018..........SUNRISE   557 AM PDT   SUNSET   833 PM PDT   
JULY 14 2018..........SUNRISE   557 AM PDT   SUNSET   832 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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