276  
CDUS43 KILX 210628  
CLIMTO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LINCOLN IL  
128 AM CDT SUN JUN 21 2026  
   
...............................
 
 
   
..THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR JUNE 20 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 80 MM MM MM 84 -4 83  
MINIMUM 63 MM MM MM 64 -1 65  
AVERAGE 72 74 -2 74  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 MM MM 0.17 -0.17 0.00  
MONTH TO DATE 5.51 3.11 2.40 2.46  
SINCE JUN 1 5.51 3.11 2.40 2.46  
SINCE JAN 1 23.88 17.18 6.70 16.97  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 8 -8 1  
SINCE JUN 1 0 8 -8 1  
SINCE JUL 1 4704 5293 -589 4829  
 
COOLING  
YESTERDAY 7 9 -2 9  
MONTH TO DATE 142 145 -3 125  
SINCE JUN 1 142 145 -3 125  
SINCE JAN 1 271 251 20 182    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 5.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 1100 PM  
LOWEST 43 500 PM  
AVERAGE 65  
   
......................................................
 
 
THE MATTOON IL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 MM MM  
MINIMUM TEMPERATURE (F) 64 MM MM  
 
SUNRISE AND SUNSET  
JUNE 21 2026..........SUNRISE 526 AM CDT SUNSET 824 PM CDT  
JUNE 22 2026..........SUNRISE 526 AM CDT SUNSET 824 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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