Climatological Report (Daily)
Issued by NWS
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109
CDUS43 KILX 310630
CLIDEC
CLIMATE REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
130 AM CDT FRI JUL 31 2026
...................................
...THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR JULY 30 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 84 307 PM MM MM 85 -1 88
MINIMUM 57 506 AM MM MM 65 -8 72
AVERAGE 71 75 -4 80
PRECIPITATION (IN)
YESTERDAY 0.00 MM MM 0.08 -0.08 0.68
MONTH TO DATE 2.49 3.24 -0.75 7.80
SINCE JUN 1 10.12 7.62 2.50 12.08
SINCE JAN 1 27.45 22.00 5.45 22.38
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 6 10 -4 15
MONTH TO DATE 339 325 14 470
SINCE JUN 1 566 567 -1 824
SINCE JAN 1 678 677 1 909
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (160)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 5.0
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 100 500 AM
LOWEST 49 300 PM
AVERAGE 75
..........................................................
THE DECATUR IL AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 MM MM
MINIMUM TEMPERATURE (F) 65 MM MM
SUNRISE AND SUNSET
JULY 31 2026..........SUNRISE 553 AM CDT SUNSET 810 PM CDT
AUGUST 1 2026........SUNRISE 554 AM CDT SUNSET 809 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$