822  
CDUS46 KMTR 020831  
CLIAPC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
131 AM PDT FRI JUN 02 2023  
   
...............................
 
 
   
..THE NAPA AIRPORT CLIMATE SUMMARY FOR JUNE 1 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 69 2:36 PM 91 2013 76 -7 82  
MINIMUM MM MM 40 2008 50 MM 46  
AVERAGE MM 63 MM 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.00  
MONTH TO DATE 0.00 0.00  
SINCE OCT 1 29.49 17.71  
SINCE JAN 1 21.07 2.57  
 
DEGREE DAYS  
HEATING  
YESTERDAY MM 1  
MONTH TO DATE MM 1  
SINCE JUN 1 MM 1  
SINCE JUL 1 2876 2881  
 
COOLING  
YESTERDAY MM 0  
MONTH TO DATE MM 0  
SINCE JUN 1 MM 0  
SINCE JAN 1 9 33    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 14 RESULTANT WIND DIRECTION S (200)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 14.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 11:00 PM  
LOWEST 57 1:00 PM  
AVERAGE 69  
   
......................................................
 
 
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 91 2018  
2020  
MINIMUM TEMPERATURE (F) 50 40 2008  
 
SUNRISE AND SUNSET  
JUNE 2 2023..........SUNRISE 5:47 AM PDT SUNSET 8:27 PM PDT  
JUNE 3 2023..........SUNRISE 5:47 AM PDT SUNSET 8:28 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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