582  
CDUS46 KMTR 150840  
CLIAPC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1240 AM PST WED NOV 15 2023  
   
...............................
 
 
   
..THE NAPA AIRPORT CLIMATE SUMMARY FOR NOVEMBER 14 2023
 
 
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)  
YESTERDAY  
MAXIMUM 70 1:49 PM 85 2010 66 4 64  
MINIMUM 47 12:31 AM 31 2018 41 6 32  
AVERAGE 59 53 6 48  
 
PRECIPITATION (IN)  
YESTERDAY 0.03 0.00  
MONTH TO DATE 0.21 0.97  
SINCE OCT 1 0.66 0.97  
SINCE JAN 1 21.87 4.43  
 
DEGREE DAYS  
HEATING  
YESTERDAY 6 17  
MONTH TO DATE 98 202  
SINCE SEP 1 219 340  
SINCE JUL 1 227 355  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 0  
SINCE SEP 1 116 176  
SINCE JAN 1 389 487    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION NE (60)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 5.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 6:00 AM  
LOWEST 47 4:00 PM  
AVERAGE 68  
   
......................................................
 
 
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 84 2005  
2010  
MINIMUM TEMPERATURE (F) 40 28 2009  
 
SUNRISE AND SUNSET  
NOVEMBER 15 2023......SUNRISE 6:50 AM PST SUNSET 4:57 PM PST  
NOVEMBER 16 2023......SUNRISE 6:51 AM PST SUNSET 4:56 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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