831  
CDUS43 KILX 170627  
CLIMTO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LINCOLN IL  
127 AM CDT WED MAY 17 2023  
   
...............................
 
 
   
..THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR MAY 16 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 69 437 PM MM MM 74 -5 78  
MINIMUM 55 906 AM MM MM 54 1 53  
AVERAGE 62 64 -2 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.10 MM MM 0.12 -0.02 0.00  
MONTH TO DATE 1.76 2.16 -0.40 2.03  
SINCE MAR 1 9.57 8.52 1.05 10.75  
SINCE JAN 1 13.27 12.37 0.90 14.69  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 4 -1 0  
MONTH TO DATE 57 85 -28 67  
SINCE MAR 1 1096 1136 -40 1102  
SINCE JUL 1 4704 5246 -542 4913  
 
COOLING  
YESTERDAY 0 3 -3 1  
MONTH TO DATE 33 29 4 72  
SINCE MAR 1 44 44 0 86  
SINCE JAN 1 44 44 0 86    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 7.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 1200 AM  
LOWEST 59 400 PM  
AVERAGE 75  
   
......................................................
 
 
THE MATTOON IL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 MM MM  
MINIMUM TEMPERATURE (F) 54 MM MM  
 
SUNRISE AND SUNSET  
MAY 17 2023...........SUNRISE 538 AM CDT SUNSET 802 PM CDT  
MAY 18 2023...........SUNRISE 537 AM CDT SUNSET 803 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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