762  
CDUS46 KSTO 290935  
CLIVCB  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
135 AM PST FRI DEC 29 2023  
   
...............................
 
 
   
..THE VACAVILLE CLIMATE SUMMARY FOR DECEMBER 28 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2023  
 
WEATHER ITEM OBSERVED LAST  
VALUE YEAR    
..............................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 63 56  
MINIMUM 52 36  
AVERAGE 58  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 0.00  
MONTH TO DATE 3.03 5.55  
SINCE OCT 1 4.90 7.03  
SINCE JAN 1 29.60 10.13  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 19  
MONTH TO DATE 401 549  
SINCE JUL 1 767 1028  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 0  
SINCE JAN 1 1370 1791    
..............................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION N (360)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 4.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 5:00 AM  
LOWEST 69 3:00 PM  
AVERAGE 83  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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