541
CDUS43 KLOT 030635
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
135 AM CDT THU SEP 03 2026
...............................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 2 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 94 MM 95 2008 80 14 80
MINIMUM 73 MM 43 2017 59 14 52
AVERAGE 84 69 15 66
PRECIPITATION (IN)
YESTERDAY 0.00 1.14 2010 0.10 -0.10 0.00
MONTH TO DATE T 0.20 -0.20 0.00
SINCE SEP 1 T 0.20 -0.20 0.00
SINCE JAN 1 29.14 23.57 5.57 20.53
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 0
MONTH TO DATE 0 2 -2 0
SINCE SEP 1 0 2 -2 0
SINCE JUL 1 1 13 -12 11
COOLING
YESTERDAY 19 5 14 1
MONTH TO DATE 37 10 27 2
SINCE SEP 1 37 10 27 2
SINCE JAN 1 718 734 -16 910
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 8.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 11:00 PM
LOWEST 54 1:00 PM
AVERAGE 72
......................................................
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 2026.....SUNRISE 6:21 AM CDT SUNSET 7:23 PM CDT
SEPTEMBER 4 2026.....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.
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