949  
CDUS43 KILX 222128  
CLIMTO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LINCOLN IL  
428 PM CDT MON SEP 22 2025  
   
...............................  
 
   
..THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 22 2025  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 76 259 PM MM MM 77 -1 76  
MINIMUM 65 558 AM MM MM 54 11 65  
AVERAGE 71 65 6 71  
 
PRECIPITATION (IN)  
TODAY 0.14 MM MM 0.09 0.05 0.33  
MONTH TO DATE 0.22 2.14 -1.92 0.40  
SINCE SEP 1 0.22 2.14 -1.92 0.40  
SINCE JAN 1 24.41 27.31 -2.90 28.38  
 
DEGREE DAYS  
HEATING  
TODAY 0 3 -3 0  
MONTH TO DATE 20 29 -9 24  
SINCE SEP 1 20 29 -9 24  
SINCE JUL 1 24 33 -9 30  
 
COOLING  
TODAY 6 3 3 6  
MONTH TO DATE 131 112 19 126  
SINCE SEP 1 131 112 19 126  
SINCE JAN 1 1172 1070 102 1041    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 5.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 500 AM  
LOWEST 71 300 PM  
AVERAGE 86  
   
......................................................  
 
THE MATTOON IL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 MM MM  
MINIMUM TEMPERATURE (F) 54 MM MM  
 
SUNRISE AND SUNSET  
SEPTEMBER 22 2025.....SUNRISE 641 AM CDT SUNSET 650 PM CDT  
SEPTEMBER 23 2025.....SUNRISE 642 AM CDT SUNSET 648 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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