949  
CDUS46 KSTO 120952  
CLIVCB  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
152 AM PST FRI DEC 12 2025  
   
...............................
 
 
   
..THE VACAVILLE CLIMATE SUMMARY FOR DECEMBER 11 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1998 TO 2025  
 
WEATHER ITEM OBSERVED LAST  
VALUE YEAR    
..............................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 45 58  
MINIMUM 42 31  
AVERAGE 44  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.01  
MONTH TO DATE 0.00 0.01  
SINCE OCT 1 5.44 5.27  
SINCE JAN 1 16.52 21.49  
 
DEGREE DAYS  
HEATING  
YESTERDAY 21 20  
MONTH TO DATE 225 154  
SINCE JUL 1 610 580  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 0  
SINCE JAN 1 1400 1840    
..............................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NE (30)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 3.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 93 500 PM  
AVERAGE 97  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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