211
CDUS43 KILX 172131
CLIDEC
CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
431 PM CDT SUN MAY 17 2026
...............................
..THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR MAY 17 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 81 300 PM MM MM 75 6 74
MINIMUM 66 500 AM MM MM 54 12 58
AVERAGE 74 64 10 66
PRECIPITATION (IN)
TODAY 0.00 MM MM 0.14 -0.14 0.00
MONTH TO DATE 1.64 2.48 -0.84 2.21
SINCE MAR 1 15.06 8.65 6.41 8.50
SINCE JAN 1 15.87 12.48 3.39 9.07
DEGREE DAYS
HEATING
TODAY 0 4 -4 0
MONTH TO DATE 125 92 33 55
SINCE MAR 1 840 1173 -333 840
SINCE JUL 1 4904 5346 -442 4692
COOLING
TODAY 9 3 6 1
MONTH TO DATE 9 33 -24 42
SINCE MAR 1 67 49 18 61
SINCE JAN 1 67 49 18 61
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WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 18.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 600 AM
LOWEST 62 200 PM
AVERAGE 78
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THE DECATUR IL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 MM MM
MINIMUM TEMPERATURE (F) 54 MM MM
SUNRISE AND SUNSET
MAY 17 2026...........SUNRISE 539 AM CDT SUNSET 805 PM CDT
MAY 18 2026...........SUNRISE 538 AM CDT SUNSET 806 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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