482  
CDUS46 KSTO 151031  
CLIVCB  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
231 AM PST FRI DEC 15 2023  
   
...............................
 
 
   
..THE VACAVILLE CLIMATE SUMMARY FOR DECEMBER 14 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2023  
 
WEATHER ITEM OBSERVED LAST  
VALUE YEAR    
..............................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 61 55  
MINIMUM 30 28  
AVERAGE 46  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.00  
MONTH TO DATE 0.62 3.69  
SINCE OCT 1 2.49 5.17  
SINCE JAN 1 27.19 8.27  
 
DEGREE DAYS  
HEATING  
YESTERDAY 19 23  
MONTH TO DATE 212 265  
SINCE JUL 1 578 744  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 0  
SINCE JAN 1 1370 1791    
..............................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION N (10)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 4.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 12:00 AM  
LOWEST 44 3:00 PM  
AVERAGE 72  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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