046
CDUS43 KLOT 270638
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
138 AM CDT SUN JUL 27 2025
...............................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JULY 26 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 83 5:42 PM 96 1997 84 -1 82
MINIMUM 72 4:53 AM 54 1998 64 8 54
2004
2024
AVERAGE 78 74 4 68
PRECIPITATION (IN)
YESTERDAY T 0.57 2005 0.12 -0.12 0.00
MONTH TO DATE 4.85 3.02 1.83 4.19
SINCE JUN 1 7.50 6.67 0.83 9.22
SINCE JAN 1 15.56 18.93 -3.37 21.86
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 3
SINCE JUN 1 18 33 -15 16
SINCE JUL 1 0 0 0 3
COOLING
YESTERDAY 13 9 4 3
MONTH TO DATE 302 230 72 207
SINCE JUN 1 569 405 164 449
SINCE JAN 1 602 461 141 503
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 5.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 12:00 AM
LOWEST 71 1:00 PM
AVERAGE 83
......................................................
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 91 1997
2011
2023
MINIMUM TEMPERATURE (F) 64 53 2013
SUNRISE AND SUNSET
JULY 27 2025..........SUNRISE 5:42 AM CDT SUNSET 8:16 PM CDT
JULY 28 2025..........SUNRISE 5:43 AM CDT SUNSET 8:15 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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