631
CDUS43 KLOT 120706
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
206 AM CDT WED AUG 12 2026
...............................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR AUGUST 11 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 81 2:39 PM 92 2016 83 -2 88
MINIMUM 67 9:42 AM 50 2004 63 4 72
AVERAGE 74 73 1 80
PRECIPITATION (IN)
YESTERDAY 0.80 1.41 2014 0.12 0.68 0.12
MONTH TO DATE 3.48 1.39 2.09 0.12
SINCE JUN 1 15.52 8.66 6.86 9.73
SINCE JAN 1 28.40 20.92 7.48 17.79
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 25 37 -12 18
SINCE JUL 1 1 4 -3 0
COOLING
YESTERDAY 9 8 1 15
MONTH TO DATE 91 88 3 110
SINCE JUN 1 552 535 17 742
SINCE JAN 1 611 591 20 775
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 39 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 53 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 3.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 2:00 AM
LOWEST 74 5:00 PM
AVERAGE 86
......................................................
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 94 2010
MINIMUM TEMPERATURE (F) 63 48 2004
SUNRISE AND SUNSET
AUGUST 12 2026........SUNRISE 5:58 AM CDT SUNSET 7:57 PM CDT
AUGUST 13 2026........SUNRISE 5:59 AM CDT SUNSET 7:56 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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