838
CDUS43 KLOT 082135
CLIPWK
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
435 PM CDT MON SEP 08 2025
...............................
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 8 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 73 2:42 PM 92 2002 78 -5 73
MINIMUM 46R 5:14 AM 46 2024 59 -13 46
AVERAGE 60 69 -9 60
PRECIPITATION (IN)
TODAY 0.00 1.27 2020 0.11 -0.11 0.00
MONTH TO DATE 0.11 0.88 -0.77 0.00
SINCE SEP 1 0.11 0.88 -0.77 0.00
SINCE JAN 1 17.88 23.22 -5.34 26.39
DEGREE DAYS
HEATING
TODAY 5 1 4 5
MONTH TO DATE 32 7 25 16
SINCE SEP 1 32 7 25 16
SINCE JUL 1 40 14 26 21
COOLING
TODAY 0 5 -5 0
MONTH TO DATE 5 44 -39 15
SINCE SEP 1 5 44 -39 15
SINCE JAN 1 929 858 71 884
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SE (150)
AVERAGE WIND SPEED 3.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 1:00 AM
LOWEST 37 2:00 PM
AVERAGE 64
......................................................
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 95 2013
MINIMUM TEMPERATURE (F) 59 47 2008
SUNRISE AND SUNSET
SEPTEMBER 8 2025.....SUNRISE 6:25 AM CDT SUNSET 7:13 PM CDT
SEPTEMBER 9 2025.....SUNRISE 6:26 AM CDT SUNSET 7:11 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page