Climatological Report (Daily)
Issued by NWS
Issued by NWS
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098
CDUS43 KILX 172128
CLIDEC
CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
428 PM CDT FRI OCT 17 2025
...................................
...THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR OCTOBER 17 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 9999 TO 9999
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 77 259 PM MM MM 66 11 66
MINIMUM 57 625 AM MM MM 44 13 31
AVERAGE 67 55 12 49
PRECIPITATION (IN)
TODAY 0.00 MM MM 0.11 -0.11 0.00
MONTH TO DATE 0.10 1.71 -1.61 0.08
SINCE SEP 1 1.24 4.69 -3.45 1.92
SINCE JAN 1 25.18 29.80 -4.62 33.08
DEGREE DAYS
HEATING
TODAY 0 11 -11 16
MONTH TO DATE 45 137 -92 82
SINCE SEP 1 60 203 -143 99
SINCE JUL 1 61 208 -147 102
COOLING
TODAY 2 0 2 0
MONTH TO DATE 43 18 25 17
SINCE SEP 1 250 142 108 171
SINCE JAN 1 1476 1100 376 1273
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 9.9
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 78 300 AM
LOWEST 46 1100 AM
AVERAGE 62
..........................................................
THE DECATUR IL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 65 MM MM
MINIMUM TEMPERATURE (F) 44 MM MM
SUNRISE AND SUNSET
OCTOBER 17 2025.......SUNRISE 708 AM CDT SUNSET 613 PM CDT
OCTOBER 18 2025.......SUNRISE 709 AM CDT SUNSET 611 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$