278 
CDUS46 KMTR 170826
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
125 AM PDT THU OCT 17 2013


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR OCTOBER 16 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2013


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         80    352 PM  88    1999  74      6       87       
  MINIMUM         38R   400 AM  42    2010  43     -5       54       
                                      2000                          
  AVERAGE         59                        59      0       71      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    0.00                                      0.02    
  SINCE JUL 1      0.84                                      0.02    
  SINCE JAN 1      2.81                                     13.79    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  MONTH TO DATE    0.0                                               
  SINCE SEP 1      0.0                                               
  SINCE JUL 1      0.0                                               
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        6                                         0       
  MONTH TO DATE   97                                        62       
  SINCE SEP 1    125                                       142       
  SINCE JUL 1    161                                       197       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         6       
  MONTH TO DATE    4                                        29       
  SINCE SEP 1     66                                        44       
  SINCE JAN 1    303                                       197       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   1   RESULTANT WIND DIRECTION  SW (230)      
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION    SW (240)      
  HIGHEST GUST SPEED    13   HIGHEST GUST DIRECTION    SW (230)      
  AVERAGE WIND SPEED     3.2                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.0                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    76           400 AM                                     
 LOWEST     18           200 PM                                     
 AVERAGE    47                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   74        87      2012                    
                                             2008                    
 MINIMUM TEMPERATURE (F)   43        37      2006                    

                                                                     
SUNRISE AND SUNSET                                                   
OCTOBER 17 2013.......SUNRISE   720 AM PDT   SUNSET   628 PM PDT   
OCTOBER 18 2013.......SUNRISE   721 AM PDT   SUNSET   627 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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