784  
CDUS43 KILX 182232  
CLIMTO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LINCOLN IL  
432 PM CST MON DEC 18 2023  
   
...............................
 
 
   
..THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR DECEMBER 18 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 37 118 AM MM MM 39 -2 28  
MINIMUM 28 126 PM MM MM 26 2 16  
AVERAGE 33 32 1 22  
 
PRECIPITATION (IN)  
TODAY T MM MM 0.05 -0.05 T  
MONTH TO DATE 1.86 1.06 0.80 1.57  
SINCE DEC 1 1.86 1.06 0.80 1.57  
SINCE JAN 1 27.77 35.22 -7.45 32.93  
 
DEGREE DAYS  
HEATING  
TODAY 32 33 -1 43  
MONTH TO DATE 447 545 -98 497  
SINCE DEC 1 447 545 -98 497  
SINCE JUL 1 1354 1588 -234 1528  
 
COOLING  
TODAY 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 36 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 48 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 22.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 400 AM  
LOWEST 58 300 PM  
AVERAGE 73  
   
......................................................
 
 
THE MATTOON IL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 39 MM MM  
MINIMUM TEMPERATURE (F) 25 MM MM  
 
SUNRISE AND SUNSET  
DECEMBER 18 2023......SUNRISE 708 AM CST SUNSET 431 PM CST  
DECEMBER 19 2023......SUNRISE 709 AM CST SUNSET 432 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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