814  
CDUS46 KMTR 110032  
CLIAPC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
532 PM PDT SAT OCT 10 2026  
   
...............................
 
 
   
..THE NAPA AIRPORT CLIMATE SUMMARY FOR OCTOBER 10 2026
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 70 3:28 PM 92 1999 77 -7 72  
MINIMUM 55 6:31 AM 39 2005 47 8 43  
AVERAGE 63 62 1 58  
 
PRECIPITATION (IN)  
TODAY 0.00 0.00  
MONTH TO DATE 0.00 0.08  
SINCE OCT 1 0.00 0.08  
SINCE JAN 1 9.70 8.40  
 
DEGREE DAYS  
HEATING  
TODAY 2 7  
MONTH TO DATE 6 19  
SINCE SEP 1 51 21  
SINCE JUL 1 87 66  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 51 9  
SINCE SEP 1 108 99  
SINCE JAN 1 282 210    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION SW (220)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 11.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 5:00 AM  
LOWEST 53 2:00 PM  
AVERAGE 72  
   
......................................................
 
 
THE NAPA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 89 2004  
MINIMUM TEMPERATURE (F) 47 38 2003  
 
SUNRISE AND SUNSET  
OCTOBER 10 2026.......SUNRISE 7:13 AM PDT SUNSET 6:38 PM PDT  
OCTOBER 11 2026.......SUNRISE 7:14 AM PDT SUNSET 6:37 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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