741
CDUS43 KLOT 070632
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT SUN SEP 07 2025
...............................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 6 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 68 2:37 PM 92 2016 79 -11 71
MINIMUM 44 5:10 AM 41 2000 57 -13 51
AVERAGE 56 68 -12 61
PRECIPITATION (IN)
YESTERDAY 0.00 1.33 2020 0.10 -0.10 0.00
MONTH TO DATE 0.03 0.60 -0.57 T
SINCE SEP 1 0.03 0.60 -0.57 T
SINCE JAN 1 20.56 23.97 -3.41 24.32
DEGREE DAYS
HEATING
YESTERDAY 9 1 8 4
MONTH TO DATE 27 6 21 7
SINCE SEP 1 27 6 21 7
SINCE JUL 1 38 17 21 16
COOLING
YESTERDAY 0 4 -4 0
MONTH TO DATE 2 28 -26 10
SINCE SEP 1 2 28 -26 10
SINCE JAN 1 910 752 158 808
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 8.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 4:00 AM
LOWEST 35 2:00 PM
AVERAGE 61
......................................................
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 90 2016
2021
MINIMUM TEMPERATURE (F) 57 46 2011
SUNRISE AND SUNSET
SEPTEMBER 7 2025.....SUNRISE 6:25 AM CDT SUNSET 7:16 PM CDT
SEPTEMBER 8 2025.....SUNRISE 6:26 AM CDT SUNSET 7:14 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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