452  
CDUS43 KILX 220637  
CLIMTO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LINCOLN IL  
137 AM CDT TUE JUL 22 2025  
   
...............................
 
 
   
..THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR JULY 21 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 84 139 PM MM MM 86 -2 81  
MINIMUM 72 1159 PM MM MM 66 6 64  
AVERAGE 78 76 2 73  
 
PRECIPITATION (IN)  
YESTERDAY T MM MM 0.12 -0.12 0.00  
MONTH TO DATE 3.78 2.92 0.86 5.98  
SINCE JUN 1 8.40 7.64 0.76 7.91  
SINCE JAN 1 22.91 21.71 1.20 25.78  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 1  
SINCE JUN 1 1 12 -11 7  
SINCE JUL 1 0 0 0 1  
 
COOLING  
YESTERDAY 13 11 2 8  
MONTH TO DATE 266 229 37 171  
SINCE JUN 1 559 473 86 468  
SINCE JAN 1 616 579 37 591    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 3.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 300 AM  
LOWEST 72 1200 PM  
AVERAGE 86  
   
......................................................
 
 
THE MATTOON IL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 MM MM  
MINIMUM TEMPERATURE (F) 66 MM MM  
 
SUNRISE AND SUNSET  
JULY 22 2025..........SUNRISE 544 AM CDT SUNSET 814 PM CDT  
JULY 23 2025..........SUNRISE 545 AM CDT SUNSET 814 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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