246
CDUS43 KLOT 080632
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT TUE SEP 08 2026
...............................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 7 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1997 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 81 MM 90 2016 78 3 69
2021
MINIMUM 58 MM 42 2025 57 1 42
AVERAGE 70 68 2 56
PRECIPITATION (IN)
YESTERDAY 0.00 1.27 1998 0.10 -0.10 0.00
MONTH TO DATE T 0.70 -0.70 0.03
SINCE SEP 1 T 0.70 -0.70 0.03
SINCE JAN 1 29.14 24.07 5.07 20.56
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 9
MONTH TO DATE 0 7 -7 36
SINCE SEP 1 0 7 -7 36
SINCE JUL 1 1 18 -17 47
COOLING
YESTERDAY 5 4 1 0
MONTH TO DATE 96 32 64 2
SINCE SEP 1 96 32 64 2
SINCE JAN 1 777 756 21 910
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 5.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 3:00 AM
LOWEST 44 1:00 PM
AVERAGE 70
......................................................
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 90 2002
MINIMUM TEMPERATURE (F) 57 44 2024
2025
SUNRISE AND SUNSET
SEPTEMBER 8 2026.....SUNRISE 6:26 AM CDT SUNSET 7:14 PM CDT
SEPTEMBER 9 2026.....SUNRISE 6:27 AM CDT SUNSET 7:13 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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