501
CDUS43 KILX 290635
CLIMTO
CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
135 AM CDT MON SEP 29 2025
...............................
..THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 28 2025
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 89 326 PM MM MM 74 15 77
MINIMUM 58 625 AM MM MM 52 6 63
AVERAGE 74 63 11 70
PRECIPITATION (IN)
YESTERDAY 0.00 MM MM 0.09 -0.09 0.04
MONTH TO DATE 0.50 2.67 -2.17 1.69
SINCE SEP 1 0.50 2.67 -2.17 1.69
SINCE JAN 1 24.69 27.84 -3.15 29.67
DEGREE DAYS
HEATING
YESTERDAY 0 4 -4 0
MONTH TO DATE 20 51 -31 25
SINCE SEP 1 20 51 -31 25
SINCE JUL 1 24 55 -31 31
COOLING
YESTERDAY 9 2 7 5
MONTH TO DATE 160 129 31 140
SINCE SEP 1 160 129 31 140
SINCE JAN 1 1201 1087 114 1055
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WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 3.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 600 AM
LOWEST 25 200 PM
AVERAGE 55
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THE MATTOON IL AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 MM MM
MINIMUM TEMPERATURE (F) 51 MM MM
SUNRISE AND SUNSET
SEPTEMBER 29 2025.....SUNRISE 648 AM CDT SUNSET 638 PM CDT
SEPTEMBER 30 2025.....SUNRISE 649 AM CDT SUNSET 637 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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