930
CDUS43 KILX 212134
CLIMTO
CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
434 PM CDT SUN SEP 21 2025
...............................
..THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 21 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 86 234 PM MM MM 77 9 91
MINIMUM 60 521 AM MM MM 54 6 61
AVERAGE 73 66 7 76
PRECIPITATION (IN)
TODAY 0.00 MM MM 0.11 -0.11 0.00
MONTH TO DATE 0.08 2.05 -1.97 0.07
SINCE SEP 1 0.08 2.05 -1.97 0.07
SINCE JAN 1 24.27 27.22 -2.95 28.05
DEGREE DAYS
HEATING
TODAY 0 3 -3 0
MONTH TO DATE 20 26 -6 24
SINCE SEP 1 20 26 -6 24
SINCE JUL 1 24 30 -6 30
COOLING
TODAY 8 3 5 11
MONTH TO DATE 125 109 16 120
SINCE SEP 1 125 109 16 120
SINCE JAN 1 1166 1067 99 1035
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 7.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 400 AM
LOWEST 48 300 PM
AVERAGE 73
......................................................
THE MATTOON IL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 MM MM
MINIMUM TEMPERATURE (F) 54 MM MM
SUNRISE AND SUNSET
SEPTEMBER 21 2025.....SUNRISE 640 AM CDT SUNSET 651 PM CDT
SEPTEMBER 22 2025.....SUNRISE 641 AM CDT SUNSET 650 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page