837
CDUS43 KLOT 232138
CLIPWK
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
438 PM CDT TUE SEP 23 2025
...............................
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 23 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 81 11:51 AM 94 2017 73 8 66
MINIMUM 67 7:23 AM 39 2012 53 14 57
AVERAGE 74 63 11 62
PRECIPITATION (IN)
TODAY 0.01 0.78 2006 0.10 -0.09 0.04
MONTH TO DATE 1.70 2.34 -0.64 0.75
SINCE SEP 1 1.70 2.34 -0.64 0.75
SINCE JAN 1 19.47 24.68 -5.21 27.14
DEGREE DAYS
HEATING
TODAY 0 4 -4 3
MONTH TO DATE 34 45 -11 19
SINCE SEP 1 34 45 -11 19
SINCE JUL 1 42 52 -10 24
COOLING
TODAY 9 2 7 0
MONTH TO DATE 104 94 10 116
SINCE SEP 1 104 94 10 116
SINCE JAN 1 1028 908 120 985
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 4.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 7:00 AM
LOWEST 58 12:00 PM
AVERAGE 74
......................................................
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 92 2017
MINIMUM TEMPERATURE (F) 53 34 2012
SUNRISE AND SUNSET
SEPTEMBER 23 2025.....SUNRISE 6:40 AM CDT SUNSET 6:47 PM CDT
SEPTEMBER 24 2025.....SUNRISE 6:41 AM CDT SUNSET 6:45 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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