Climatological Report (Daily)
Issued by NWS
Issued by NWS
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843
CDUS43 KILX 212126
CLIDEC
CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
426 PM CDT FRI AUG 21 2026
...................................
...THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR AUGUST 21 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 82 259 PM MM MM 84 -2 83
MINIMUM 57 543 AM MM MM 63 -6 63
AVERAGE 70 73 -3 73
PRECIPITATION (IN)
TODAY 0.00 MM MM 0.11 -0.11 0.00
MONTH TO DATE 3.58 1.86 1.72 1.56
SINCE JUN 1 13.91 9.56 4.35 13.64
SINCE JAN 1 31.24 23.94 7.30 23.94
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 1 12 -11 0
SINCE JUL 1 1 1 0 0
COOLING
TODAY 5 8 -3 8
MONTH TO DATE 232 198 34 274
SINCE JUN 1 804 773 31 1105
SINCE JAN 1 916 883 33 1190
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 2.4
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 97 600 AM
LOWEST 51 100 PM
AVERAGE 74
..........................................................
THE DECATUR IL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 MM MM
MINIMUM TEMPERATURE (F) 62 MM MM
SUNRISE AND SUNSET
AUGUST 21 2026........SUNRISE 613 AM CDT SUNSET 743 PM CDT
AUGUST 22 2026........SUNRISE 614 AM CDT SUNSET 742 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$