175
CDUS43 KILX 092137
CLIMTO
CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
437 PM CDT WED SEP 09 2026
...............................
..THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 9 2026
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1998 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 92 259 PM MM MM 81 11 80
MINIMUM 72 618 AM MM MM 58 14 45
AVERAGE 82 70 12 63
PRECIPITATION (IN)
TODAY 0.00 MM MM 0.09 -0.09 0.00
MONTH TO DATE 0.00 0.88 -0.88 0.08
SINCE SEP 1 0.00 0.88 -0.88 0.08
SINCE JAN 1 34.16 26.05 8.11 24.27
DEGREE DAYS
HEATING
TODAY 0 1 -1 2
MONTH TO DATE 0 5 -5 20
SINCE SEP 1 0 5 -5 20
SINCE JUL 1 0 9 -9 24
COOLING
TODAY 17 6 11 0
MONTH TO DATE 146 57 89 7
SINCE SEP 1 146 57 89 7
SINCE JAN 1 1166 1015 151 1048
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 7.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 600 AM
LOWEST 43 300 PM
AVERAGE 67
......................................................
THE MATTOON IL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 MM MM
MINIMUM TEMPERATURE (F) 58 MM MM
SUNRISE AND SUNSET
SEPTEMBER 9 2026.....SUNRISE 629 AM CDT SUNSET 711 PM CDT
SEPTEMBER 10 2026.....SUNRISE 630 AM CDT SUNSET 710 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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