963
CDUS43 KLOT 272142
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
442 PM CDT THU AUG 27 2026
...............................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR AUGUST 27 2026...
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM MM MM 97 2024 81 MM 76
MINIMUM MM MM 47 2015 60 MM 51
AVERAGE MM 70 MM 64
PRECIPITATION (IN)
TODAY MM 0.80 2016 0.13 MM 0.00
MONTH TO DATE 4.22 3.34 0.88 2.68
SINCE JUN 1 16.26 10.61 5.65 12.29
SINCE JAN 1 29.14 22.87 6.27 20.35
DEGREE DAYS
HEATING
TODAY MM 0 MM 1
MONTH TO DATE 0 0 0 8
SINCE JUN 1 25 37 -12 26
SINCE JUL 1 1 4 -3 8
COOLING
TODAY MM 6 MM 0
MONTH TO DATE 161 197 -36 238
SINCE JUN 1 622 644 -22 870
SINCE JAN 1 681 700 -19 903
...............................................................
WIND (MPH)
HIGHEST WIND SPEED MM HIGHEST WIND DIRECTION MM
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED MM
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST MM
LOWEST MM
AVERAGE MM
......................................................
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 93 2021
MINIMUM TEMPERATURE (F) 60 52 2023
SUNRISE AND SUNSET
AUGUST 27 2026........SUNRISE 6:14 AM CDT SUNSET 7:35 PM CDT
AUGUST 28 2026........SUNRISE 6:15 AM CDT SUNSET 7:33 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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