150  
CDUS46 KMTR 250839  
CLIAPC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
139 AM PDT SAT MAR 25 2023  
   
...............................  
 
   
..THE NAPA AIRPORT CLIMATE SUMMARY FOR MARCH 24 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 63 2:14 PM 74 2014 65 -2 67  
MINIMUM 38 6:44 AM 32 2009 42 -4 42  
AVERAGE 51 53 -2 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.00  
MONTH TO DATE 6.49 0.21  
SINCE OCT 1 26.96 16.15  
SINCE JAN 1 18.54 1.01  
 
DEGREE DAYS  
HEATING  
YESTERDAY 14 10  
MONTH TO DATE 312 300  
SINCE MAR 1 312 300  
SINCE JUL 1 2342 2372  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 5  
SINCE MAR 1 0 5  
SINCE JAN 1 0 5    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION W (280)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 9.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 1:00 AM  
LOWEST 36 2:00 PM  
AVERAGE 56  
   
......................................................  
 
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 73 2015  
MINIMUM TEMPERATURE (F) 42 32 2018  
2020  
 
SUNRISE AND SUNSET  
MARCH 25 2023.........SUNRISE 7:05 AM PDT SUNSET 7:26 PM PDT  
MARCH 26 2023.........SUNRISE 7:04 AM PDT SUNSET 7:27 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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