451  
CDUS46 KMTR 270042  
CLIAPC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
542 PM PDT FRI JUN 26 2026  
   
...............................
 
 
   
..THE NAPA AIRPORT CLIMATE SUMMARY FOR JUNE 26 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 77 12:42 PM 101 2003 79 -2 76  
MINIMUM 55 6:00 AM 41 1998 53 2 53  
AVERAGE 66 66 0 65  
 
PRECIPITATION (IN)  
TODAY T 0.00  
MONTH TO DATE T 0.00  
SINCE OCT 1 17.03 16.08  
SINCE JAN 1 9.60 8.10  
 
DEGREE DAYS  
HEATING  
TODAY 0 0  
MONTH TO DATE 20 63  
SINCE JUN 1 20 63  
SINCE JUL 1 2337 2714  
 
COOLING  
TODAY 1 0  
MONTH TO DATE 36 2  
SINCE JUN 1 36 2  
SINCE JAN 1 53 19    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 14 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 13.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 5:00 AM  
LOWEST 51 11:00 AM  
AVERAGE 70  
   
......................................................
 
 
THE NAPA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 101 2003  
MINIMUM TEMPERATURE (F) 53 46 2012  
 
SUNRISE AND SUNSET  
JUNE 26 2026..........SUNRISE 5:48 AM PDT SUNSET 8:36 PM PDT  
JUNE 27 2026..........SUNRISE 5:48 AM PDT SUNSET 8:36 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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