052  
CDUS43 KILX 170627  
CLIDEC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LINCOLN IL  
127 AM CDT THU AUG 17 2023  
   
...............................
 
 
   
..THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR AUGUST 16 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 9999 TO 9999  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 80 309 PM MM MM 84 -4 82  
MINIMUM 57 549 AM MM MM 63 -6 60  
AVERAGE 69 74 -5 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 MM MM 0.10 -0.10 T  
MONTH TO DATE 3.19 1.34 1.85 7.04  
SINCE JUN 1 8.44 9.04 -0.60 11.49  
SINCE JAN 1 19.25 23.42 -4.17 27.82  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 4 12 -8 0  
SINCE JUL 1 0 1 -1 0  
 
COOLING  
YESTERDAY 4 9 -5 6  
MONTH TO DATE 140 155 -15 148  
SINCE JUN 1 717 730 -13 801  
SINCE JAN 1 809 840 -31 962    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 5.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 200 AM  
LOWEST 48 200 PM  
AVERAGE 74  
   
......................................................
 
 
THE DECATUR IL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 MM MM  
MINIMUM TEMPERATURE (F) 63 MM MM  
 
SUNRISE AND SUNSET  
AUGUST 17 2023........SUNRISE 609 AM CDT SUNSET 749 PM CDT  
AUGUST 18 2023........SUNRISE 610 AM CDT SUNSET 748 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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