972  
CDUS46 KMTR 300037  
CLIAPC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
537 PM PDT SUN OCT 29 2023  
   
...............................
 
 
   
..THE NAPA AIRPORT CLIMATE SUMMARY FOR OCTOBER 29 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 78 1:45 PM 84 2015 72 6 72  
MINIMUM 49 6:33 AM 34 2008 43 6 37  
2019  
AVERAGE 64 58 6 55  
 
PRECIPITATION (IN)  
TODAY 0.00 0.00  
MONTH TO DATE 0.45 0.00  
SINCE OCT 1 0.45 0.00  
SINCE JAN 1 21.66 3.46  
 
DEGREE DAYS  
HEATING  
TODAY 1 10  
MONTH TO DATE 79 116  
SINCE SEP 1 98 121  
SINCE JUL 1 106 136  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 63 10  
SINCE SEP 1 116 176  
SINCE JAN 1 389 487    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION N (10)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 7.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 28 7:00 AM  
LOWEST 10 12:00 PM  
AVERAGE 19  
   
......................................................
 
 
THE NAPA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 82 2018  
MINIMUM TEMPERATURE (F) 43 34 2003  
2019  
 
SUNRISE AND SUNSET  
OCTOBER 29 2023.......SUNRISE 7:32 AM PDT SUNSET 6:13 PM PDT  
OCTOBER 30 2023.......SUNRISE 7:33 AM PDT SUNSET 6:12 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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