625  
CDUS46 KSTO 130851  
CLIVCB  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
151 AM PDT SUN SEP 13 2026  
   
...............................
 
 
   
..THE VACAVILLE CLIMATE SUMMARY FOR SEPTEMBER 12 2026
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1998 TO 2026  
 
WEATHER ITEM OBSERVED LAST  
VALUE YEAR    
..............................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 89 87  
MINIMUM 62 57  
AVERAGE 76  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.00  
MONTH TO DATE 0.00 T  
SINCE OCT 1 20.20 21.32  
SINCE JAN 1 10.10 10.98  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0  
MONTH TO DATE 0 0  
SINCE JUL 1 0 0  
 
COOLING  
YESTERDAY 11 7  
MONTH TO DATE 99 106  
SINCE JAN 1 1334 1202    
..............................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION SW (220)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 9.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 68 100 AM  
LOWEST 22 1200 PM  
AVERAGE 45  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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