802  
CDUS46 KMTR 110828  
CLIAPC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
128 AM PDT THU JUL 11 2024  
   
...............................
 
 
   
..THE NAPA AIRPORT CLIMATE SUMMARY FOR JULY 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 86 4:43 PM 92 2002 79 7 78  
MINIMUM 57 5:08 AM 46 2016 55 2 48  
AVERAGE 72 67 5 63  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.00  
MONTH TO DATE 0.00 0.00  
SINCE OCT 1 19.88 29.51  
SINCE JAN 1 13.84 21.09  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2  
MONTH TO DATE 0 7  
SINCE JUN 1 37 57  
SINCE JUL 1 0 7  
 
COOLING  
YESTERDAY 7 0  
MONTH TO DATE 73 17  
SINCE JUN 1 129 26  
SINCE JAN 1 139 35    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SW (230)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 5.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 6:00 AM  
LOWEST 45 5:00 PM  
AVERAGE 71  
   
......................................................
 
 
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 97 1999  
MINIMUM TEMPERATURE (F) 55 46 1998  
 
SUNRISE AND SUNSET  
JULY 11 2024..........SUNRISE 5:56 AM PDT SUNSET 8:33 PM PDT  
JULY 12 2024..........SUNRISE 5:56 AM PDT SUNSET 8:33 PM PDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab CA Page Main Text Page