497  
CDUS46 KMTR 260031  
CLIAPC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
431 PM PST WED FEB 25 2026  
   
...............................  
 
   
..THE NAPA AIRPORT CLIMATE SUMMARY FOR FEBRUARY 25 2026  
 
VALID TODAY AS OF 0400 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 65 3:59 PM 73 2020 62 3 67  
MINIMUM 58 9:09 AM 26 2022 41 17 42  
AVERAGE 62 52 10 55  
 
PRECIPITATION (IN)  
TODAY 0.01 0.00  
MONTH TO DATE 3.31 5.08  
SINCE OCT 1 12.73 13.95  
SINCE JAN 1 5.30 5.97  
 
DEGREE DAYS  
HEATING  
TODAY 3 10  
MONTH TO DATE 335 371  
SINCE DEC 1 1314 1287  
SINCE JUL 1 1789 1827  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 0 0  
SINCE DEC 1 0 0  
SINCE JAN 1 0 0    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SW (210)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 5.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 12:00 AM  
LOWEST 84 1:00 PM  
AVERAGE 92  
   
......................................................  
 
THE NAPA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 74 2020  
MINIMUM TEMPERATURE (F) 41 26 2011  
2012  
 
SUNRISE AND SUNSET  
FEBRUARY 25 2026......SUNRISE 6:46 AM PST SUNSET 5:58 PM PST  
FEBRUARY 26 2026......SUNRISE 6:45 AM PST SUNSET 6:00 PM PST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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