478  
CDUS46 KMTR 200833  
CLIAPC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
133 AM PDT THU JUN 20 2024  
   
...............................  
 
   
..THE NAPA AIRPORT CLIMATE SUMMARY FOR JUNE 19 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 70 2:35 PM 96 2008 79 -9 75  
MINIMUM 48 5:14 AM 43 2005 52 -4 51  
AVERAGE 59 66 -7 63  
 
PRECIPITATION (IN)  
YESTERDAY 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  
YESTERDAY 6 2  
MONTH TO DATE 29 25  
SINCE JUN 1 29 25  
SINCE JUL 1 2461 2901  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 35 3  
SINCE JUN 1 35 3  
SINCE JAN 1 45 12    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION SW (220)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 9.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 11:00 PM  
LOWEST 54 3:00 PM  
AVERAGE 74  
   
......................................................  
 
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 103 2008  
MINIMUM TEMPERATURE (F) 52 42 2010  
2023  
 
SUNRISE AND SUNSET  
JUNE 20 2024..........SUNRISE 5:46 AM PDT SUNSET 8:36 PM PDT  
JUNE 21 2024..........SUNRISE 5:46 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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