277  
CDUS46 KMTR 220035  
CLIAPC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
535 PM PDT FRI JUN 21 2024  
   
...............................
 
 
   
..THE NAPA AIRPORT CLIMATE SUMMARY FOR JUNE 21 2024
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 74 3:20 PM 103 2022 79 -5 76  
MINIMUM 53 6:04 AM 44 2019 53 0 45  
AVERAGE 64 66 -2 61  
 
PRECIPITATION (IN)  
TODAY 0.00 0.00  
MONTH TO DATE 0.00 0.02  
SINCE OCT 1 19.88 29.51  
SINCE JAN 1 13.84 21.09  
 
DEGREE DAYS  
HEATING  
TODAY 1 4  
MONTH TO DATE 36 35  
SINCE JUN 1 36 35  
SINCE JUL 1 2468 2911  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 35 3  
SINCE JUN 1 35 3  
SINCE JAN 1 45 12    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION SW (210)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 10.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 12:00 AM  
LOWEST 55 3:00 PM  
AVERAGE 73  
   
......................................................
 
 
THE NAPA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 97 2006  
MINIMUM TEMPERATURE (F) 53 43 2005  
 
SUNRISE AND SUNSET  
JUNE 21 2024..........SUNRISE 5:46 AM PDT SUNSET 8:36 PM PDT  
JUNE 22 2024..........SUNRISE 5:47 AM PDT SUNSET 8:36 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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