109
CDUS43 KLOT 250646
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
146 AM CDT MON AUG 25 2025
...............................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR AUGUST 24 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 73 4:44 PM 97 2023 81 -8 89
MINIMUM 54 4:22 AM 51 2005 61 -7 57
2017
AVERAGE 64 71 -7 73
PRECIPITATION (IN)
YESTERDAY 0.00 0.68 2006 0.11 -0.11 0.00
MONTH TO DATE 2.68 2.97 -0.29 1.56
SINCE JUN 1 12.29 10.24 2.05 11.15
SINCE JAN 1 20.35 22.50 -2.15 23.79
DEGREE DAYS
HEATING
YESTERDAY 1 0 1 0
MONTH TO DATE 1 0 1 6
SINCE JUN 1 19 37 -18 22
SINCE JUL 1 1 4 -3 9
COOLING
YESTERDAY 0 6 -6 8
MONTH TO DATE 238 179 59 145
SINCE JUN 1 870 626 244 649
SINCE JAN 1 903 682 221 703
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 9.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 5:00 AM
LOWEST 46 4:00 PM
AVERAGE 67
......................................................
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 95 2003
MINIMUM TEMPERATURE (F) 61 46 2017
SUNRISE AND SUNSET
AUGUST 25 2025........SUNRISE 6:12 AM CDT SUNSET 7:37 PM CDT
AUGUST 26 2025........SUNRISE 6:13 AM CDT SUNSET 7:36 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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