763  
CDUS46 KMTR 110829  
CLIAPC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1229 AM PST SUN FEB 11 2024  
   
...............................
 
 
   
..THE NAPA AIRPORT CLIMATE SUMMARY FOR FEBRUARY 10 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 65 1:38 PM 76 2020 60 5 61  
MINIMUM 40 11:59 PM 25 2009 40 0 33  
AVERAGE 53 50 3 47  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T  
MONTH TO DATE 2.58 0.75  
SINCE OCT 1 13.34 17.95  
SINCE JAN 1 7.30 9.53  
 
DEGREE DAYS  
HEATING  
YESTERDAY 12 18  
MONTH TO DATE 155 138  
SINCE DEC 1 1006 1118  
SINCE JUL 1 1412 1718  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 0  
SINCE DEC 1 0 0  
SINCE JAN 1 0 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NW (330)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 7.8  
 
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 12:00 AM  
LOWEST 37 1:00 PM  
AVERAGE 63  
   
......................................................
 
 
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 78 2020  
MINIMUM TEMPERATURE (F) 40 28 2019  
 
SUNRISE AND SUNSET  
FEBRUARY 11 2024......SUNRISE 7:04 AM PST SUNSET 5:43 PM PST  
FEBRUARY 12 2024......SUNRISE 7:03 AM PST SUNSET 5:44 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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