975
CDUS43 KILX 200641
CLIDEC
CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
141 AM CDT SUN SEP 20 2026
...............................
..THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 19 2026
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)
YESTERDAY
MAXIMUM 86 342 PM MM MM 78 8 88
MINIMUM 70 550 AM MM MM 54 16 63
AVERAGE 78 66 12 76
PRECIPITATION (IN)
YESTERDAY 0.43 MM MM 0.09 0.34 0.04
MONTH TO DATE 1.12 2.09 -0.97 0.09
SINCE SEP 1 1.12 2.09 -0.97 0.09
SINCE JAN 1 32.56 27.20 5.36 24.03
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 0
MONTH TO DATE 0 23 -23 15
SINCE SEP 1 0 23 -23 15
SINCE JUL 1 1 28 -27 16
COOLING
YESTERDAY 13 4 9 11
MONTH TO DATE 248 96 152 122
SINCE SEP 1 248 96 152 122
SINCE JAN 1 1245 1054 191 1348
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WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 5.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER MM
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 100 AM
LOWEST 63 200 PM
AVERAGE 80
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THE DECATUR IL AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 MM MM
MINIMUM TEMPERATURE (F) 53 MM MM
SUNRISE AND SUNSET
SEPTEMBER 20 2026.....SUNRISE 641 AM CDT SUNSET 656 PM CDT
SEPTEMBER 21 2026.....SUNRISE 642 AM CDT SUNSET 654 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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