857  
CDUS43 KILX 292136  
CLIMTO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LINCOLN IL  
436 PM CDT MON SEP 29 2025  
   
...............................  
 
   
..THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 29 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 91 230 PM MM MM 74 17 77  
MINIMUM 58 548 AM MM MM 51 7 64  
AVERAGE 75 63 12 71  
 
PRECIPITATION (IN)  
TODAY 0.00 MM MM 0.09 -0.09 T  
MONTH TO DATE 0.50 2.76 -2.26 1.69  
SINCE SEP 1 0.50 2.76 -2.26 1.69  
SINCE JAN 1 24.69 27.93 -3.24 29.67  
 
DEGREE DAYS  
HEATING  
TODAY 0 5 -5 0  
MONTH TO DATE 20 56 -36 25  
SINCE SEP 1 20 56 -36 25  
SINCE JUL 1 24 60 -36 31  
 
COOLING  
TODAY 10 2 8 6  
MONTH TO DATE 170 131 39 146  
SINCE SEP 1 170 131 39 146  
SINCE JAN 1 1211 1089 122 1061    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 2.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 100 AM  
LOWEST 26 200 PM  
AVERAGE 57  
   
......................................................  
 
THE MATTOON IL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 MM MM  
MINIMUM TEMPERATURE (F) 51 MM MM  
 
SUNRISE AND SUNSET  
SEPTEMBER 29 2025.....SUNRISE 648 AM CDT SUNSET 638 PM CDT  
SEPTEMBER 30 2025.....SUNRISE 649 AM CDT SUNSET 637 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab IL Page
Main Text Page