508  
CDUS46 KMTR 080033  
CLIAPC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
533 PM PDT MON APR 07 2025  
   
...............................
 
 
   
..THE NAPA AIRPORT CLIMATE SUMMARY FOR APRIL 7 2025
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 67 2:52 PM 88 2022 67 0 62  
MINIMUM 55 4:51 AM 29 2008 43 12 35  
AVERAGE 61 55 6 49  
 
PRECIPITATION (IN)  
TODAY 0.01 0.00  
MONTH TO DATE 0.23 0.62  
SINCE OCT 1 15.85 18.85  
SINCE JAN 1 7.87 12.81  
 
DEGREE DAYS  
HEATING  
TODAY 4 16  
MONTH TO DATE 76 96  
SINCE MAR 1 477 467  
SINCE JUL 1 2332 2115  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 0 0  
SINCE MAR 1 2 0  
SINCE JAN 1 2 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION SW (240)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 11.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 6:00 AM  
LOWEST 54 2:00 PM  
AVERAGE 76  
   
......................................................
 
 
THE NAPA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 83 2022  
MINIMUM TEMPERATURE (F) 43 29 2001  
 
SUNRISE AND SUNSET  
APRIL 7 2025.........SUNRISE 6:45 AM PDT SUNSET 7:38 PM PDT  
APRIL 8 2025.........SUNRISE 6:43 AM PDT SUNSET 7:39 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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