AFOS product CLIAPC
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CDUS46 KMTR 230852
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
151 AM PDT THU JUL 23 2015


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR JULY 22 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    252 PM 106    2006  78     -1       79       
  MINIMUM         55    451 AM  48    1999  53      2       59       
  AVERAGE         66                        65      1       69      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                       T      
  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        1                                         4       
  MONTH TO DATE   70                                        35       
  SINCE JUN 1    114                                        76       
  SINCE JAN 1    115                                        87       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED  10   RESULTANT WIND DIRECTION  SW (230)      
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION     S (200)      
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION     S (190)      
  AVERAGE WIND SPEED    12.6                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.2                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93           100 AM                                     
 LOWEST     43           300 PM                                     
 AVERAGE    68                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   78       102      2006                    
 MINIMUM TEMPERATURE (F)   53        48      2000                    

                                                                     
SUNRISE AND SUNSET                                                   
JULY 23 2015..........SUNRISE   604 AM PDT   SUNSET   827 PM PDT   
JULY 24 2015..........SUNRISE   605 AM PDT   SUNSET   826 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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