519  
CDUS46 KMTR 260829  
CLIAPC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
129 AM PDT SAT OCT 26 2024  
   
...............................
 
 
   
..THE NAPA AIRPORT CLIMATE SUMMARY FOR OCTOBER 25 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 77 2:03 PM 94 2003 73 4 68  
MINIMUM 42 4:36 AM 36 2006 44 -2 46  
AVERAGE 60 59 1 57  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.00  
MONTH TO DATE T 0.45  
SINCE OCT 1 T 0.45  
SINCE JAN 1 13.84 21.66  
 
DEGREE DAYS  
HEATING  
YESTERDAY 5 8  
MONTH TO DATE 61 39  
SINCE SEP 1 87 58  
SINCE JUL 1 100 66  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 85 63  
SINCE SEP 1 143 116  
SINCE JAN 1 444 389    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SW (220)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 4.6  
 
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 74 11:00 PM  
LOWEST 27 2:00 PM  
AVERAGE 51  
   
......................................................
 
 
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 91 2003  
MINIMUM TEMPERATURE (F) 44 37 2010  
2022  
2023  
 
SUNRISE AND SUNSET  
OCTOBER 26 2024.......SUNRISE 7:30 AM PDT SUNSET 6:16 PM PDT  
OCTOBER 27 2024.......SUNRISE 7:31 AM PDT SUNSET 6:15 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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