Climatological Report (Daily)
Issued by NWS
Issued by NWS
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710
CDUS43 KILX 290629
CLIDEC
CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
129 AM CDT WED JUL 29 2026
...................................
...THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR JULY 28 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 84 1021 AM MM MM 86 -2 94
MINIMUM 63 1159 PM MM MM 65 -2 76
AVERAGE 74 75 -1 85
PRECIPITATION (IN)
YESTERDAY 0.00 MM MM 0.08 -0.08 0.07
MONTH TO DATE 2.49 3.07 -0.58 7.12
SINCE JUN 1 10.12 7.45 2.67 11.40
SINCE JAN 1 27.45 21.83 5.62 21.70
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 1 0 1 0
SINCE JUN 1 1 11 -10 0
SINCE JUL 1 1 0 1 0
COOLING
YESTERDAY 9 10 -1 20
MONTH TO DATE 326 305 21 436
SINCE JUN 1 553 547 6 790
SINCE JAN 1 665 657 8 875
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 8.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 1000 PM
LOWEST 69 1200 PM
AVERAGE 81
..........................................................
THE DECATUR IL AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 86 MM MM
MINIMUM TEMPERATURE (F) 65 MM MM
SUNRISE AND SUNSET
JULY 29 2026..........SUNRISE 552 AM CDT SUNSET 812 PM CDT
JULY 30 2026..........SUNRISE 552 AM CDT SUNSET 811 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$