439  
CDUS43 KILX 130627  
CLIMTO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LINCOLN IL  
127 AM CDT SUN AUG 13 2023  
   
...............................
 
 
   
..THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR AUGUST 12 2023
 
 
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 87 317 PM MM MM 85 2 79  
MINIMUM 66 1021 PM MM MM 64 2 54  
AVERAGE 77 74 3 67  
 
PRECIPITATION (IN)  
YESTERDAY T MM MM 0.07 -0.07 0.00  
MONTH TO DATE 1.21 0.94 0.27 3.14  
SINCE JUN 1 5.10 9.62 -4.52 9.94  
SINCE JAN 1 18.53 23.69 -5.16 25.76  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 10 13 -3 0  
SINCE JUL 1 0 1 -1 0  
 
COOLING  
YESTERDAY 12 10 2 2  
MONTH TO DATE 111 120 -9 136  
SINCE JUN 1 634 695 -61 790  
SINCE JAN 1 723 801 -78 944    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 8.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 300 AM  
LOWEST 53 500 PM  
AVERAGE 75  
   
......................................................
 
 
THE MATTOON IL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 MM MM  
MINIMUM TEMPERATURE (F) 64 MM MM  
 
SUNRISE AND SUNSET  
AUGUST 13 2023........SUNRISE 604 AM CDT SUNSET 752 PM CDT  
AUGUST 14 2023........SUNRISE 605 AM CDT SUNSET 750 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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