439  
CDUS46 KSTO 220830  
CLIVCB  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
130 AM PDT TUE AUG 22 2023  
   
...............................
 
 
   
..THE VACAVILLE CLIMATE SUMMARY FOR AUGUST 21 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2023  
 
WEATHER ITEM OBSERVED LAST  
VALUE YEAR    
..............................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 81 91  
MINIMUM 67 67  
AVERAGE 74  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.00  
MONTH TO DATE 0.02 0.00  
SINCE OCT 1 34.04 4.57  
SINCE JAN 1 24.57 2.32  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0  
MONTH TO DATE 0 0  
SINCE JUL 1 0 0  
 
COOLING  
YESTERDAY 9 14  
MONTH TO DATE 306 311  
SINCE JAN 1 985 1207    
..............................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION SW (220)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION SW (230)  
AVERAGE WIND SPEED 10.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74 5:00 AM  
LOWEST 47 2:00 AM  
AVERAGE 61  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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