Climatological Report (Daily)
Issued by NWS
Issued by NWS
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214
CDUS43 KLOT 030643
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
143 AM CDT WED SEP 03 2025
...................................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 2 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1997 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 80 2:31 PM 95 2008 80 0 76
MINIMUM 52 3:11 AM 43 2017 59 -7 52
AVERAGE 66 69 -3 64
PRECIPITATION (IN)
YESTERDAY 0.00 1.14 2010 0.10 -0.10 0.00
MONTH TO DATE 0.00 0.20 -0.20 0.00
SINCE SEP 1 0.00 0.20 -0.20 0.00
SINCE JAN 1 20.53 23.57 -3.04 24.32
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 1
MONTH TO DATE 0 2 -2 1
SINCE SEP 1 0 2 -2 1
SINCE JUL 1 11 13 -2 10
COOLING
YESTERDAY 1 5 -4 0
MONTH TO DATE 2 10 -8 2
SINCE SEP 1 2 10 -8 2
SINCE JAN 1 910 734 176 800
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 3.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 6:00 AM
LOWEST 37 3:00 PM
AVERAGE 65
..........................................................
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 91 2023
MINIMUM TEMPERATURE (F) 58 49 2024
SUNRISE AND SUNSET
SEPTEMBER 3 2025.....SUNRISE 6:21 AM CDT SUNSET 7:23 PM CDT
SEPTEMBER 4 2025.....SUNRISE 6:22 AM CDT SUNSET 7:21 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$