921
CDUS43 KILX 212130
CLIDEC
CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
430 PM CDT MON SEP 21 2026
...............................
..THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 21 2026
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 2000 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 67 226 PM MM MM 77 -10 87
MINIMUM 61 712 AM MM MM 53 8 64
AVERAGE 64 65 -1 76
PRECIPITATION (IN)
TODAY 0.65 MM MM 0.09 0.56 0.05
MONTH TO DATE 1.87 2.27 -0.40 0.84
SINCE SEP 1 1.87 2.27 -0.40 0.84
SINCE JAN 1 33.31 27.38 5.93 24.78
DEGREE DAYS
HEATING
TODAY 1 3 -2 0
MONTH TO DATE 1 29 -28 15
SINCE SEP 1 1 29 -28 15
SINCE JUL 1 2 34 -32 16
COOLING
TODAY 0 3 -3 11
MONTH TO DATE 260 102 158 143
SINCE SEP 1 260 102 158 143
SINCE JAN 1 1257 1060 197 1369
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION E (70)
AVERAGE WIND SPEED 11.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 200 AM
LOWEST 81 200 PM
AVERAGE 91
......................................................
THE DECATUR IL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 MM MM
MINIMUM TEMPERATURE (F) 53 MM MM
SUNRISE AND SUNSET
SEPTEMBER 21 2026.....SUNRISE 642 AM CDT SUNSET 654 PM CDT
SEPTEMBER 22 2026.....SUNRISE 643 AM CDT SUNSET 652 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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