251  
CDUS46 KSTO 110830  
CLIVCB  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
130 AM PDT THU MAY 11 2023  
   
...............................
 
 
   
..THE VACAVILLE CLIMATE SUMMARY FOR MAY 10 2023
 
 
CLIMATE NORMAL PERIOD: 1998 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2023  
 
WEATHER ITEM OBSERVED LAST  
VALUE YEAR    
..............................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 70 59  
MINIMUM 43 34  
AVERAGE 57  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.22  
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 8 18  
MONTH TO DATE 86 36  
SINCE JUL 1 2732 2128  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 14  
SINCE JAN 1 28 32    
..............................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION SW (210)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (210)  
AVERAGE WIND SPEED 10.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 4:00 AM  
LOWEST 47 4:00 PM  
AVERAGE 66  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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