516  
CDUS43 KILX 230635  
CLIMTO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LINCOLN IL  
135 AM CDT WED AUG 23 2023  
   
...............................
 
 
   
..THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR AUGUST 22 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 93 338 PM MM MM 84 9 81  
MINIMUM 72 458 AM MM MM 63 9 61  
AVERAGE 83 73 10 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 MM MM 0.08 -0.08 0.00  
MONTH TO DATE 1.78 1.66 0.12 3.54  
SINCE JUN 1 5.67 10.34 -4.67 10.34  
SINCE JAN 1 19.10 24.41 -5.31 26.16  
 
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 18 8 10 6  
MONTH TO DATE 196 208 -12 204  
SINCE JUN 1 719 783 -64 858  
SINCE JAN 1 808 889 -81 1012    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 4.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 200 AM  
LOWEST 58 300 PM  
AVERAGE 78  
   
......................................................
 
 
THE MATTOON IL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 MM MM  
MINIMUM TEMPERATURE (F) 63 MM MM  
 
SUNRISE AND SUNSET  
AUGUST 23 2023........SUNRISE 613 AM CDT SUNSET 738 PM CDT  
AUGUST 24 2023........SUNRISE 614 AM CDT SUNSET 736 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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