811  
CDUS43 KILX 210728  
CLIMTO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LINCOLN IL  
128 AM CST THU DEC 21 2023  
   
...............................  
 
   
..THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR DECEMBER 20 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 49 220 PM MM MM 39 10 42  
MINIMUM 29 751 AM MM MM 25 4 25  
AVERAGE 39 32 7 34  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 MM MM 0.06 -0.06 0.00  
MONTH TO DATE 1.86 1.18 0.68 1.57  
SINCE DEC 1 1.86 1.18 0.68 1.57  
SINCE JAN 1 27.77 35.34 -7.57 32.93  
 
DEGREE DAYS  
HEATING  
YESTERDAY 26 33 -7 31  
MONTH TO DATE 520 611 -91 568  
SINCE DEC 1 520 611 -91 568  
SINCE JUL 1 1427 1654 -227 1599  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1048 1117 -69 1255    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 11.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 72 300 AM  
LOWEST 40 200 PM  
AVERAGE 56  
   
......................................................  
 
THE MATTOON IL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 MM MM  
MINIMUM TEMPERATURE (F) 25 MM MM  
 
SUNRISE AND SUNSET  
DECEMBER 21 2023......SUNRISE 710 AM CST SUNSET 433 PM CST  
DECEMBER 22 2023......SUNRISE 710 AM CST SUNSET 433 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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