388  
CDUS43 KILX 212128  
CLIMTO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LINCOLN IL  
428 PM CDT SUN MAY 21 2023  
   
...............................
 
 
   
..THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR MAY 21 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 77 256 PM MM MM 76 1 76  
MINIMUM 45 433 AM MM MM 56 -11 58  
AVERAGE 61 66 -5 67  
 
PRECIPITATION (IN)  
TODAY 0.00 MM MM 0.12 -0.12 0.56  
MONTH TO DATE 1.92 2.76 -0.84 2.85  
SINCE MAR 1 9.73 9.12 0.61 11.57  
SINCE JAN 1 13.43 12.97 0.46 15.51  
 
DEGREE DAYS  
HEATING  
TODAY 4 3 1 0  
MONTH TO DATE 68 103 -35 67  
SINCE MAR 1 1107 1154 -47 1102  
SINCE JUL 1 4715 5264 -549 4913  
 
COOLING  
TODAY 0 4 -4 2  
MONTH TO DATE 37 46 -9 99  
SINCE MAR 1 48 61 -13 113  
SINCE JAN 1 48 61 -13 113    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 2.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 500 AM  
LOWEST 35 1200 PM  
AVERAGE 61  
   
......................................................
 
 
THE MATTOON IL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 MM MM  
MINIMUM TEMPERATURE (F) 56 MM MM  
 
SUNRISE AND SUNSET  
MAY 21 2023...........SUNRISE 534 AM CDT SUNSET 806 PM CDT  
MAY 22 2023...........SUNRISE 534 AM CDT SUNSET 806 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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