041
CDUS43 KLOT 250634
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
134 AM CDT FRI SEP 25 2026
...............................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 24 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1997 TO 2026
WEATHER ITEM OBSERVED RECORD YEAR NORMAL DEPARTURE LAST
VALUE VALUE VALUE FROM YEAR
NORMAL
........................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 70 91 2007 73 -3 75
2017
MINIMUM 52 32 2012 50 2 57
AVERAGE 61 62 -1 66
PRECIPITATION (IN)
YESTERDAY 0.00 0.51 2024 0.11 -0.11 0.00
MONTH TO DATE 3.71 2.42 1.29 0.64
SINCE SEP 1 3.71 2.42 1.29 0.64
SINCE JAN 1 32.85 25.79 7.06 21.17
DEGREE DAYS
HEATING
YESTERDAY 4 5 -1 0
MONTH TO DATE 24 62 -38 47
SINCE SEP 1 24 62 -38 47
SINCE JUL 1 25 73 -48 58
COOLING
YESTERDAY 0 2 -2 1
MONTH TO DATE 149 80 69 95
SINCE SEP 1 149 80 69 95
SINCE JAN 1 830 804 26 1003
........................................................
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 4:00 AM
LOWEST 47 1:00 PM
AVERAGE 67
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THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 92 2017
MINIMUM TEMPERATURE (F) 50 38 2001
SUNRISE AND SUNSET
SEPTEMBER 25 2026.....SUNRISE 6:44 AM CDT SUNSET 6:45 PM CDT
SEPTEMBER 26 2026.....SUNRISE 6:45 AM CDT SUNSET 6:43 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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