Climatological Report (Daily)
Issued by NWS
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213
CDUS43 KLOT 030643
CLIPWK
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
143 AM CDT WED SEP 03 2025
...................................
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 2 2025...
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)
YESTERDAY
MAXIMUM 79 2:17 PM 95 2008 80 -1 74
MINIMUM 57 5:22 AM 49 2017 61 -4 57
AVERAGE 68 70 -2 66
PRECIPITATION (IN)
YESTERDAY 0.00 1.47 2010 0.11 -0.11 0.00
MONTH TO DATE 0.00 0.23 -0.23 0.00
SINCE SEP 1 0.00 0.23 -0.23 0.00
SINCE JAN 1 17.77 22.57 -4.80 26.39
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 0
MONTH TO DATE 0 1 -1 0
SINCE SEP 1 0 1 -1 0
SINCE JUL 1 8 8 0 5
COOLING
YESTERDAY 3 6 -3 1
MONTH TO DATE 5 12 -7 3
SINCE SEP 1 5 12 -7 3
SINCE JAN 1 929 826 103 872
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION SE (120)
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION E (70)
AVERAGE WIND SPEED 2.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 5:00 AM
LOWEST 47 11:00 AM
AVERAGE 70
..........................................................
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 93 2023
MINIMUM TEMPERATURE (F) 61 49 1997
SUNRISE AND SUNSET
SEPTEMBER 3 2025.....SUNRISE 6:19 AM CDT SUNSET 7:21 PM CDT
SEPTEMBER 4 2025.....SUNRISE 6:21 AM CDT SUNSET 7:20 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$