590
CDUS43 KLOT 112137
CLIPWK
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
437 PM CDT THU SEP 11 2025
...............................
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 11 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1996 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 76 MM 92 2013 77 -1 87
MINIMUM 60 MM 45 1999 58 2 55
AVERAGE 68 68 0 71
PRECIPITATION (IN)
TODAY 0.00 1.98 2022 0.10 -0.10 0.00
MONTH TO DATE 0.11 1.17 -1.06 0.00
SINCE SEP 1 0.11 1.17 -1.06 0.00
SINCE JAN 1 17.88 23.51 -5.63 26.39
DEGREE DAYS
HEATING
TODAY 0 2 -2 0
MONTH TO DATE 34 11 23 16
SINCE SEP 1 34 11 23 16
SINCE JUL 1 42 18 24 21
COOLING
TODAY 3 4 -1 6
MONTH TO DATE 13 57 -44 29
SINCE SEP 1 13 57 -44 29
SINCE JAN 1 937 871 66 898
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 6.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 3:00 AM
LOWEST 57 2:00 PM
AVERAGE 77
......................................................
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 90 2005
MINIMUM TEMPERATURE (F) 58 45 2007
2014
SUNRISE AND SUNSET
SEPTEMBER 11 2025.....SUNRISE 6:28 AM CDT SUNSET 7:08 PM CDT
SEPTEMBER 12 2025.....SUNRISE 6:29 AM CDT SUNSET 7:06 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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