590  
CDUS46 KSTO 120935  
CLIVCB  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
135 AM PST TUE DEC 12 2023  
   
...............................
 
 
   
..THE VACAVILLE CLIMATE SUMMARY FOR DECEMBER 11 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2023  
 
WEATHER ITEM OBSERVED LAST  
VALUE YEAR    
..............................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 64 53  
MINIMUM 29 45  
AVERAGE 47  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.33  
MONTH TO DATE 0.62 3.58  
SINCE OCT 1 2.49 5.06  
SINCE JAN 1 27.19 8.16  
 
DEGREE DAYS  
HEATING  
YESTERDAY 18 16  
MONTH TO DATE 162 200  
SINCE JUL 1 528 679  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 0  
SINCE JAN 1 1370 1791    
..............................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 0 RESULTANT WIND DIRECTION E (100)  
HIGHEST WIND SPEED 7 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 9 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 7:00 AM  
LOWEST 37 3:00 PM  
AVERAGE 69  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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