066  
CDUS46 KSTO 140955  
CLIVCB  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
155 AM PST SUN DEC 14 2025  
   
...............................
 
 
   
..THE VACAVILLE CLIMATE SUMMARY FOR DECEMBER 13 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1998 TO 2025  
 
WEATHER ITEM OBSERVED LAST  
VALUE YEAR    
..............................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 44 55  
MINIMUM 38 50  
AVERAGE 41  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.25  
MONTH TO DATE 0.00 0.93  
SINCE OCT 1 5.44 6.19  
SINCE JAN 1 16.52 22.41  
 
DEGREE DAYS  
HEATING  
YESTERDAY 24 12  
MONTH TO DATE 270 179  
SINCE JUL 1 655 605  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 0  
SINCE JAN 1 1400 1840    
..............................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION NE (40)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 3.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 89 200 PM  
AVERAGE 95  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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