478
CDUS43 KILX 182228
CLIDEC
CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
428 PM CST SUN JAN 18 2026
...............................
..THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR JANUARY 18 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 23 109 PM MM MM 34 -11 41
MINIMUM 12 724 AM MM MM 20 -8 23
AVERAGE 18 27 -9 32
PRECIPITATION (IN)
TODAY T MM MM 0.05 -0.05 0.00
MONTH TO DATE 0.29 1.29 -1.00 0.25
SINCE DEC 1 1.11 3.41 -2.30 1.98
SINCE JAN 1 0.29 1.29 -1.00 0.25
DEGREE DAYS
HEATING
TODAY 47 38 9 33
MONTH TO DATE 552 674 -122 737
SINCE DEC 1 1654 1683 -29 1639
SINCE JUL 1 2540 2747 -207 2393
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 11.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 77 600 AM
LOWEST 54 400 PM
AVERAGE 66
......................................................
THE DECATUR IL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 34 MM MM
MINIMUM TEMPERATURE (F) 20 MM MM
SUNRISE AND SUNSET
JANUARY 18 2026.......SUNRISE 714 AM CST SUNSET 459 PM CST
JANUARY 19 2026.......SUNRISE 713 AM CST SUNSET 500 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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