786  
CDUS46 KSTO 130912  
CLIVCB  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
212 AM PDT WED SEP 13 2023  
   
...............................
 
 
   
..THE VACAVILLE CLIMATE SUMMARY FOR SEPTEMBER 12 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2023  
 
WEATHER ITEM OBSERVED LAST  
VALUE YEAR    
..............................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 91 93  
MINIMUM 54 66  
AVERAGE 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.00  
MONTH TO DATE 0.00 0.00  
SINCE OCT 1 34.04 4.57  
SINCE JAN 1 24.57 2.32  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0  
MONTH TO DATE 0 0  
SINCE JUL 1 0 0  
 
COOLING  
YESTERDAY 8 15  
MONTH TO DATE 87 243  
SINCE JAN 1 1192 1581    
..............................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SW (230)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SW (220)  
AVERAGE WIND SPEED 4.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 6:00 AM  
LOWEST 31 1:00 PM  
AVERAGE 61  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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