421
CDUS43 KILX 152133
CLIMTO
CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
433 PM CDT MON SEP 15 2025
...............................
..THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 15 2025
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 91 226 PM MM MM 79 12 88
MINIMUM 62 602 AM MM MM 56 6 63
AVERAGE 77 68 9 76
PRECIPITATION (IN)
TODAY 0.00 MM MM 0.10 -0.10 0.00
MONTH TO DATE 0.08 1.47 -1.39 0.05
SINCE SEP 1 0.08 1.47 -1.39 0.05
SINCE JAN 1 24.27 26.64 -2.37 28.03
DEGREE DAYS
HEATING
TODAY 0 2 -2 0
MONTH TO DATE 20 13 7 24
SINCE SEP 1 20 13 7 24
SINCE JUL 1 24 17 7 30
COOLING
TODAY 12 4 8 11
MONTH TO DATE 72 86 -14 62
SINCE SEP 1 72 86 -14 62
SINCE JAN 1 1113 1044 69 977
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (120)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 4.4
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 93 300 AM
LOWEST 33 1200 PM
AVERAGE 63
......................................................
THE MATTOON IL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 MM MM
MINIMUM TEMPERATURE (F) 56 MM MM
SUNRISE AND SUNSET
SEPTEMBER 15 2025.....SUNRISE 635 AM CDT SUNSET 701 PM CDT
SEPTEMBER 16 2025.....SUNRISE 635 AM CDT SUNSET 659 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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