Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KLOT 032136
CLIPWK
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
436 PM CDT WED SEP 03 2025
...................................
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 3 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 71 12:17 PM 93 2023 79 -8 76
MINIMUM 61 2:56 AM 49 1997 61 0 53
AVERAGE 66 70 -4 65
PRECIPITATION (IN)
TODAY 0.03 1.94 2018 0.11 -0.08 0.00
MONTH TO DATE 0.03 0.34 -0.31 0.00
SINCE SEP 1 0.03 0.34 -0.31 0.00
SINCE JAN 1 17.80 22.68 -4.88 26.39
DEGREE DAYS
HEATING
TODAY 0 1 -1 0
MONTH TO DATE 0 2 -2 0
SINCE SEP 1 0 2 -2 0
SINCE JUL 1 8 9 -1 5
COOLING
TODAY 1 6 -5 0
MONTH TO DATE 6 18 -12 3
SINCE SEP 1 6 18 -12 3
SINCE JAN 1 930 832 98 872
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 6.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 2:00 PM
LOWEST 63 9:00 AM
AVERAGE 74
..........................................................
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 93 2023
MINIMUM TEMPERATURE (F) 61 46 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.
$$