511  
CDUS46 KMTR 070031  
CLIAPC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
531 PM PDT THU APR 06 2023  
   
...............................  
 
   
..THE NAPA AIRPORT CLIMATE SUMMARY FOR APRIL 6 2023  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 63 2:34 PM 86 2016 67 -4 81  
MINIMUM 39 5:34 AM 32 2012 43 -4 36  
AVERAGE 51 55 -4 59  
 
PRECIPITATION (IN)  
TODAY 0.00 0.00  
MONTH TO DATE 0.00 0.00  
SINCE OCT 1 28.65 16.52  
SINCE JAN 1 20.23 1.38  
 
DEGREE DAYS  
HEATING  
TODAY 14 6  
MONTH TO DATE 91 47  
SINCE MAR 1 519 429  
SINCE JUL 1 2549 2501  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 0 0  
SINCE MAR 1 0 5  
SINCE JAN 1 0 5    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION SW (240)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 5.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 6:00 AM  
LOWEST 44 3:00 PM  
AVERAGE 67  
   
......................................................  
 
THE NAPA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 88 2022  
MINIMUM TEMPERATURE (F) 43 29 2008  
 
SUNRISE AND SUNSET  
APRIL 6 2023.........SUNRISE 6:47 AM PDT SUNSET 7:37 PM PDT  
APRIL 7 2023.........SUNRISE 6:45 AM PDT SUNSET 7:38 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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