284
CDUS43 KLOT 170634
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
134 AM CDT FRI JUL 17 2026
...............................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JULY 16 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 91 3:29 PM 96 2012 84 7 91
MINIMUM 71 10:45 PM 51 2014 64 7 70
AVERAGE 81 74 7 81
PRECIPITATION (IN)
YESTERDAY 0.04 0.99 2019 0.12 -0.08 0.45
MONTH TO DATE 3.97 1.81 2.16 4.30
SINCE JUN 1 10.60 5.46 5.14 6.95
SINCE JAN 1 23.48 17.72 5.76 15.01
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 16
MONTH TO DATE 197 140 57 197
SINCE JUN 1 351 315 36 464
SINCE JAN 1 410 371 39 497
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (10)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (360)
AVERAGE WIND SPEED 3.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 3:00 AM
LOWEST 48 7:00 PM
AVERAGE 72
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THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 97 2012
MINIMUM TEMPERATURE (F) 64 52 2014
SUNRISE AND SUNSET
JULY 17 2026..........SUNRISE 5:33 AM CDT SUNSET 8:25 PM CDT
JULY 18 2026..........SUNRISE 5:34 AM CDT SUNSET 8:24 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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