517
CDUS43 KLOT 150631
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
131 AM CDT WED JUL 15 2026
...............................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JULY 14 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 93 3:40 PM 95 2019 84 9 86
MINIMUM 69 5:07 AM 52 2002 64 5 59
AVERAGE 81 74 7 73
PRECIPITATION (IN)
YESTERDAY 0.00 1.31 2023 0.12 -0.12 0.00
MONTH TO DATE 3.93 1.57 2.36 3.85
SINCE JUN 1 10.56 5.22 5.34 6.50
SINCE JAN 1 23.44 17.48 5.96 14.56
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 24 33 -9 18
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 16 9 7 8
MONTH TO DATE 164 122 42 168
SINCE JUN 1 318 297 21 435
SINCE JAN 1 377 353 24 468
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 3.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 4:00 AM
LOWEST 51 3:00 PM
AVERAGE 74
......................................................
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 94 2006
MINIMUM TEMPERATURE (F) 64 53 2014
SUNRISE AND SUNSET
JULY 15 2026..........SUNRISE 5:31 AM CDT SUNSET 8:27 PM CDT
JULY 16 2026..........SUNRISE 5:32 AM CDT SUNSET 8:26 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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