325  
CDUS46 KSTO 280832  
CLIVCB  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
132 AM PDT THU SEP 28 2023  
   
...............................
 
 
   
..THE VACAVILLE CLIMATE SUMMARY FOR SEPTEMBER 27 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2023  
 
WEATHER ITEM OBSERVED LAST  
VALUE YEAR    
..............................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 88 88  
MINIMUM 49 54  
AVERAGE 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.00  
MONTH TO DATE 0.00 0.78  
SINCE OCT 1 34.04 5.35  
SINCE JAN 1 24.57 3.10  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0  
MONTH TO DATE 2 0  
SINCE JUL 1 2 0  
 
COOLING  
YESTERDAY 4 6  
MONTH TO DATE 171 319  
SINCE JAN 1 1276 1657    
..............................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION SW (220)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (240)  
AVERAGE WIND SPEED 3.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 5:00 AM  
LOWEST 27 2:00 PM  
AVERAGE 58  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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