843  
CDUS43 KILX 220629  
CLIMTO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LINCOLN IL  
129 AM CDT TUE AUG 22 2023  
   
...............................
 
 
   
..THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR AUGUST 21 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 92 311 PM MM MM 84 8 80  
MINIMUM 76 329 AM MM MM 63 13 65  
AVERAGE 84 74 10 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 MM MM 0.07 -0.07 T  
MONTH TO DATE 1.78 1.58 0.20 3.54  
SINCE JUN 1 5.67 10.26 -4.59 10.34  
SINCE JAN 1 19.10 24.33 -5.23 26.16  
 
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 19 8 11 8  
MONTH TO DATE 178 200 -22 198  
SINCE JUN 1 701 775 -74 852  
SINCE JAN 1 790 881 -91 1006    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 4.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 94 600 AM  
LOWEST 64 400 PM  
AVERAGE 79  
   
......................................................
 
 
THE MATTOON IL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 MM MM  
MINIMUM TEMPERATURE (F) 63 MM MM  
 
SUNRISE AND SUNSET  
AUGUST 22 2023........SUNRISE 612 AM CDT SUNSET 739 PM CDT  
AUGUST 23 2023........SUNRISE 613 AM CDT SUNSET 738 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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