868  
CDUS46 KMTR 080829  
CLIAPC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1229 AM PST SAT FEB 08 2025  
   
...............................
 
 
   
..THE NAPA AIRPORT CLIMATE SUMMARY FOR FEBRUARY 7 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 58 2:08 PM 73 2018 60 -2 54  
MINIMUM 39 11:24 PM 28 2001 39 0 37  
AVERAGE 49 50 -1 46  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.50  
MONTH TO DATE 3.50 2.58  
SINCE OCT 1 12.37 13.34  
SINCE JAN 1 4.39 7.30  
 
DEGREE DAYS  
HEATING  
YESTERDAY 16 19  
MONTH TO DATE 93 103  
SINCE DEC 1 1009 954  
SINCE JUL 1 1549 1360  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 0  
SINCE DEC 1 0 0  
SINCE JAN 1 0 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 5.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 11:00 PM  
LOWEST 55 2:00 PM  
AVERAGE 76  
   
......................................................
 
 
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 75 2018  
MINIMUM TEMPERATURE (F) 40 23 2003  
 
SUNRISE AND SUNSET  
FEBRUARY 8 2025......SUNRISE 7:07 AM PST SUNSET 5:40 PM PST  
FEBRUARY 9 2025......SUNRISE 7:06 AM PST SUNSET 5:41 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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