890
CDUS43 KILX 212137
CLIMTO
CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
437 PM CDT TUE APR 21 2026
...............................
..THE MATTOON IL AIRPORT CLIMATE SUMMARY FOR APRIL 21 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 75 259 PM MM MM 66 9 60
MINIMUM 50 320 AM MM MM 45 5 47
AVERAGE 63 56 7 54
PRECIPITATION (IN)
TODAY 0.00 MM MM 0.15 -0.15 0.02
MONTH TO DATE 2.88 2.72 0.16 6.33
SINCE MAR 1 9.44 4.94 4.50 7.91
SINCE JAN 1 11.35 8.79 2.56 9.27
DEGREE DAYS
HEATING
TODAY 2 10 -8 11
MONTH TO DATE 153 280 -127 268
SINCE MAR 1 635 977 -342 739
SINCE JUL 1 4517 5087 -570 4672
COOLING
TODAY 0 0 0 0
MONTH TO DATE 41 0 41 3
SINCE MAR 1 55 3 52 6
SINCE JAN 1 55 3 52 6
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 45 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 13.3
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 74 600 AM
LOWEST 38 1200 PM
AVERAGE 56
......................................................
THE MATTOON IL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 66 MM MM
MINIMUM TEMPERATURE (F) 46 MM MM
SUNRISE AND SUNSET
APRIL 21 2026.........SUNRISE 607 AM CDT SUNSET 737 PM CDT
APRIL 22 2026.........SUNRISE 606 AM CDT SUNSET 738 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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