985  
CDUS46 KMTR 040837  
CLIAPC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
137 AM PDT TUE JUN 04 2024  
   
...............................
 
 
   
..THE NAPA AIRPORT CLIMATE SUMMARY FOR JUNE 3 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 79 2:09 PM 94 2016 77 2 76  
2020  
MINIMUM 55 11:58 PM 39 2001 50 5 52  
AVERAGE 67 63 4 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.00  
MONTH TO DATE 0.00 0.00  
SINCE OCT 1 19.88 29.49  
SINCE JAN 1 13.84 21.07  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1  
MONTH TO DATE 1 2  
SINCE JUN 1 1 2  
SINCE JUL 1 2433 2878  
 
COOLING  
YESTERDAY 2 0  
MONTH TO DATE 3 0  
SINCE JUN 1 3 0  
SINCE JAN 1 13 9    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 13 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 12.9  
 
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 87 3:00 AM  
LOWEST 46 4:00 PM  
AVERAGE 67  
   
......................................................
 
 
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 91 2020  
MINIMUM TEMPERATURE (F) 50 41 2001  
 
SUNRISE AND SUNSET  
JUNE 4 2024..........SUNRISE 5:46 AM PDT SUNSET 8:29 PM PDT  
JUNE 5 2024..........SUNRISE 5:46 AM PDT SUNSET 8:30 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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