AFOS product CLIAPC
Dates interpreted at 00:00 UTC
Download date range (UTC midnight)
Bulk Download Bulk Download
223 
CDUS46 KMTR 100844
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
144 AM PDT TUE JUL 10 2018


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR JULY 9 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         90    421 PM 100    2002  79     11       79       
  MINIMUM         51    519 AM  45    2009  53     -2       56       
  AVERAGE         71                        66      5       68      
                                                                     
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        6                                         3       
  MONTH TO DATE   22                                        37       
  SINCE JUN 1     55                                       160       
  SINCE JAN 1     60                                       194       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   7   RESULTANT WIND DIRECTION  SW (210)      
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    SW (220)      
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION    SW (220)      
  AVERAGE WIND SPEED     7.6                                         

                                                                     
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    89           600 AM                                     
 LOWEST     21           500 PM                                     
 AVERAGE    55                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   79        92      2002                    
 MINIMUM TEMPERATURE (F)   53        46      2016                    

                                                                     
SUNRISE AND SUNSET                                                   
JULY 10 2018..........SUNRISE   555 AM PDT   SUNSET   834 PM PDT   
JULY 11 2018..........SUNRISE   555 AM PDT   SUNSET   834 PM PDT   

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




$$