503  
CDUS46 KMTR 150832  
CLIAPC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1232 AM PST THU FEB 15 2024  
   
...............................
 
 
   
..THE NAPA AIRPORT CLIMATE SUMMARY FOR FEBRUARY 14 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 58 1:56 PM 75 2016 61 -3 55  
MINIMUM 47 3:02 AM 29 2018 40 7 36  
AVERAGE 53 50 3 46  
 
PRECIPITATION (IN)  
YESTERDAY 0.14 0.00  
MONTH TO DATE 2.72 0.83  
SINCE OCT 1 13.48 18.03  
SINCE JAN 1 7.44 9.61  
 
DEGREE DAYS  
HEATING  
YESTERDAY 12 19  
MONTH TO DATE 215 195  
SINCE DEC 1 1066 1175  
SINCE JUL 1 1472 1775  
 
COOLING  
YESTERDAY 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 S (180)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 5.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 6:00 PM  
LOWEST 72 11:00 AM  
AVERAGE 84  
   
......................................................
 
 
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 61 76 2016  
MINIMUM TEMPERATURE (F) 40 29 2006  
 
SUNRISE AND SUNSET  
FEBRUARY 15 2024......SUNRISE 7:00 AM PST SUNSET 5:47 PM PST  
FEBRUARY 16 2024......SUNRISE 6:59 AM PST SUNSET 5:48 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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