079  
CDUS46 KSTO 160835  
CLIVCB  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
135 AM PDT TUE MAY 16 2023  
   
...............................
 
 
   
..THE VACAVILLE CLIMATE SUMMARY FOR MAY 15 2023
 
 
CLIMATE NORMAL PERIOD: 1998 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2023  
 
WEATHER ITEM OBSERVED LAST  
VALUE YEAR    
..............................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 86 93  
MINIMUM 52 54  
AVERAGE 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.00  
MONTH TO DATE 0.28 0.22  
SINCE OCT 1 34.02 4.35  
SINCE JAN 1 24.55 2.10  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0  
MONTH TO DATE 92 52  
SINCE JUL 1 2738 2144  
 
COOLING  
YESTERDAY 4 9  
MONTH TO DATE 22 30  
SINCE JAN 1 50 48    
..............................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SW (210)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (220)  
AVERAGE WIND SPEED 6.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 4:00 AM  
LOWEST 24 3:00 PM  
AVERAGE 55  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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