349
CDUS43 KILX 182242
CLIMTO
CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
442 PM CST THU DEC 18 2025
...............................
..THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR DECEMBER 18 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 52 205 PM MM MM 39 13 41
MINIMUM 42 359 PM MM MM 26 16 26
AVERAGE 47 32 15 34
PRECIPITATION (IN)
TODAY 0.30 MM MM 0.05 0.25 0.04
MONTH TO DATE 0.63 1.06 -0.43 1.11
SINCE DEC 1 0.63 1.06 -0.43 1.11
SINCE JAN 1 29.50 35.22 -5.72 34.31
DEGREE DAYS
HEATING
TODAY 18 33 -15 31
MONTH TO DATE 711 545 166 587
SINCE DEC 1 711 545 166 587
SINCE JUL 1 1556 1588 -32 1374
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 1273 1117 156 1091
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED 45 HIGHEST GUST DIRECTION S (160)
AVERAGE WIND SPEED 16.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 200 PM
LOWEST 71 1200 AM
AVERAGE 84
......................................................
THE MATTOON IL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 39 MM MM
MINIMUM TEMPERATURE (F) 25 MM MM
SUNRISE AND SUNSET
DECEMBER 18 2025......SUNRISE 708 AM CST SUNSET 431 PM CST
DECEMBER 19 2025......SUNRISE 709 AM CST SUNSET 432 PM CST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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