087  
CDUS43 KILX 280631  
CLIMTO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LINCOLN IL  
131 AM CDT MON AUG 28 2023  
   
...............................
 
 
   
..THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR AUGUST 27 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 79 441 PM MM MM 83 -4 85  
MINIMUM 61 1159 PM MM MM 62 -1 62  
AVERAGE 70 73 -3 74  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 MM MM 0.09 -0.09 0.00  
MONTH TO DATE 3.54 2.07 1.47 3.80  
SINCE JUN 1 7.43 10.75 -3.32 10.60  
SINCE JAN 1 20.86 24.82 -3.96 26.42  
 
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 5 8 -3 9  
MONTH TO DATE 274 248 26 243  
SINCE JUN 1 797 823 -26 897  
SINCE JAN 1 886 929 -43 1051    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 8.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 200 AM  
LOWEST 60 500 PM  
AVERAGE 77  
   
......................................................
 
 
THE MATTOON IL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 MM MM  
MINIMUM TEMPERATURE (F) 62 MM MM  
 
SUNRISE AND SUNSET  
AUGUST 28 2023........SUNRISE 618 AM CDT SUNSET 730 PM CDT  
AUGUST 29 2023........SUNRISE 618 AM CDT SUNSET 729 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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