470
CDUS43 KILX 182136
CLIDEC
CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
436 PM CDT MON MAY 18 2026
...............................
..THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR MAY 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 75 823 AM MM MM 75 0 77
MINIMUM 64 MM MM MM 54 10 54
AVERAGE 70 65 5 66
PRECIPITATION (IN)
TODAY MM MM MM 0.14 MM 0.00
MONTH TO DATE 1.64 2.62 -0.98 2.21
SINCE MAR 1 15.06 8.79 6.27 8.50
SINCE JAN 1 15.87 12.62 3.25 9.07
DEGREE DAYS
HEATING
TODAY 0 4 -4 0
MONTH TO DATE 125 96 29 55
SINCE MAR 1 840 1177 -337 840
SINCE JUL 1 4904 5350 -446 4692
COOLING
TODAY 5 3 2 1
MONTH TO DATE 5 36 -31 43
SINCE MAR 1 63 52 11 62
SINCE JAN 1 63 52 11 62
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 15.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 900 AM
LOWEST 76 600 AM
AVERAGE 87
......................................................
THE DECATUR IL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 MM MM
MINIMUM TEMPERATURE (F) 55 MM MM
SUNRISE AND SUNSET
MAY 18 2026...........SUNRISE 538 AM CDT SUNSET 806 PM CDT
MAY 19 2026...........SUNRISE 537 AM CDT SUNSET 807 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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