689 
CDUS46 KMTR 250042
CLIAPC

CLIMATE REPORT 
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
542 PM PDT TUE AUG 24 2021

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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR AUGUST 24 2021...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2021


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 TODAY                                                               
  MAXIMUM         71   2:43 PM 104    2010  81    -10       83        
  MINIMUM         53   6:02 AM  47    2005  54     -1       62        
  AVERAGE         62                        67     -5       73     

PRECIPITATION (IN)                                                    
  TODAY            0.00                                      0.00     
  MONTH TO DATE    T                                         0.05     
  SINCE OCT 1      7.47                                      9.50     
  SINCE JAN 1      5.34                                      3.76     

DEGREE DAYS                                                           
 HEATING                                                              
  TODAY            3                                         0        
  MONTH TO DATE   13                                         0        
  SINCE JUN 1     74                                        19        
  SINCE JUL 1     38                                         5        

 COOLING                                                              
  TODAY            0                                         8        
  MONTH TO DATE   29                                       170        
  SINCE JUN 1    134                                       296        
  SINCE JAN 1    157                                       336        
...................................................................


WIND (MPH)                                                            
  RESULTANT WIND SPEED   7   RESULTANT WIND DIRECTION  SW (240)       
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION     S (200)       
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION    SW (210)       
  AVERAGE WIND SPEED    10.3                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.6                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED TODAY.                             
  LIGHT RAIN                                                          


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90          12:00 AM                                      
 LOWEST     55           1:00 PM                                      
 AVERAGE    73                                                        

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


THE NAPA AIRPORT  CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   81        98      1999                      
 MINIMUM TEMPERATURE (F)   54        47      2000                      


SUNRISE AND SUNSET                                                    
AUGUST 24 2021........SUNRISE   6:32 AM PDT   SUNSET   7:50 PM PDT     
AUGUST 25 2021........SUNRISE   6:33 AM PDT   SUNSET   7:48 PM PDT     


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




$$