679  
CDUS43 KILX 310629  
CLIMTO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LINCOLN IL  
129 AM CDT SUN AUG 31 2025  
   
...............................  
 
   
..THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR AUGUST 30 2025  
 
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 80 229 PM MM MM 83 -3 93  
MINIMUM 56 457 AM MM MM 61 -5 72  
AVERAGE 68 72 -4 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.08 MM MM 0.08 0.00 0.01  
MONTH TO DATE 0.39 2.33 -1.94 0.73  
SINCE JUN 1 9.68 11.01 -1.33 9.61  
SINCE JAN 1 24.19 25.08 -0.89 27.48  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 4 0 4 5  
SINCE JUN 1 5 13 -8 12  
SINCE JUL 1 4 1 3 6  
 
COOLING  
YESTERDAY 3 7 -4 18  
MONTH TO DATE 262 271 -9 255  
SINCE JUN 1 983 846 137 785  
SINCE JAN 1 1040 952 88 908    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 4.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 800 AM  
LOWEST 43 100 PM  
AVERAGE 68  
   
......................................................  
 
THE MATTOON IL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 MM MM  
MINIMUM TEMPERATURE (F) 61 MM MM  
 
SUNRISE AND SUNSET  
AUGUST 31 2025........SUNRISE 621 AM CDT SUNSET 725 PM CDT  
SEPTEMBER 1 2025.....SUNRISE 622 AM CDT SUNSET 724 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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