851  
CDUS43 KILX 300627  
CLIMTO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LINCOLN IL  
127 AM CDT WED SEP 30 2026  
   
...............................
 
 
   
..THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 29 2026
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1998 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 82 306 PM MM MM 74 8 91  
MINIMUM 47 510 AM MM MM 51 -4 58  
AVERAGE 65 63 2 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 MM MM 0.09 -0.09 0.00  
MONTH TO DATE 0.63 2.76 -2.13 0.50  
SINCE SEP 1 0.63 2.76 -2.13 0.50  
SINCE JAN 1 34.79 27.93 6.86 24.69  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 5 -5 0  
MONTH TO DATE 9 56 -47 20  
SINCE SEP 1 9 56 -47 20  
SINCE JUL 1 9 60 -51 24  
 
COOLING  
YESTERDAY 0 2 -2 10  
MONTH TO DATE 293 131 162 170  
SINCE SEP 1 293 131 162 170  
SINCE JAN 1 1313 1089 224 1211    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 4.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 500 AM  
LOWEST 27 300 PM  
AVERAGE 62  
   
......................................................
 
 
THE MATTOON IL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 MM MM  
MINIMUM TEMPERATURE (F) 51 MM MM  
 
SUNRISE AND SUNSET  
SEPTEMBER 30 2026.....SUNRISE 648 AM CDT SUNSET 637 PM CDT  
OCTOBER 1 2026.......SUNRISE 649 AM CDT SUNSET 635 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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