Climatological Report (Daily)
Issued by NWS
Issued by NWS
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717
CDUS43 KILX 172137
CLIDEC
CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
437 PM CDT SUN AUG 17 2025
...................................
...THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR AUGUST 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 88 259 PM MM MM 84 4 82
MINIMUM 73 840 AM MM MM 63 10 71
AVERAGE 81 74 7 77
PRECIPITATION (IN)
TODAY 0.31 MM MM 0.09 0.22 0.00
MONTH TO DATE 1.46 1.43 0.03 2.11
SINCE JUN 1 13.54 9.13 4.41 12.46
SINCE JAN 1 23.84 23.51 0.33 30.68
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 12 -12 3
SINCE JUL 1 0 1 -1 0
COOLING
TODAY 16 9 7 12
MONTH TO DATE 221 164 57 171
SINCE JUN 1 1052 739 313 831
SINCE JAN 1 1137 849 288 966
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION E (70)
AVERAGE WIND SPEED 8.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
HEAVY RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 91 900 AM
LOWEST 65 200 PM
AVERAGE 78
..........................................................
THE DECATUR IL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 MM MM
MINIMUM TEMPERATURE (F) 63 MM MM
SUNRISE AND SUNSET
AUGUST 17 2025........SUNRISE 610 AM CDT SUNSET 749 PM CDT
AUGUST 18 2025........SUNRISE 611 AM CDT SUNSET 747 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$