578
CDUS43 KLOT 040633
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT TUE AUG 04 2026
...............................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR AUGUST 3 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 83 3:58 PM 95 2012 83 0 81
MINIMUM 59 4:45 AM 54 2000 63 -4 55
AVERAGE 71 73 -2 68
PRECIPITATION (IN)
YESTERDAY 0.00 1.45 2010 0.14 -0.14 0.00
MONTH TO DATE 1.95 0.42 1.53 0.00
SINCE JUN 1 13.99 7.69 6.30 9.61
SINCE JAN 1 26.87 19.95 6.92 17.67
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 6 8 -2 3
MONTH TO DATE 15 24 -9 7
SINCE JUN 1 476 471 5 639
SINCE JAN 1 535 527 8 672
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 2.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 6:00 AM
LOWEST 53 3:00 PM
AVERAGE 75
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THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 95 2018
MINIMUM TEMPERATURE (F) 63 53 2000
SUNRISE AND SUNSET
AUGUST 4 2026........SUNRISE 5:50 AM CDT SUNSET 8:08 PM CDT
AUGUST 5 2026........SUNRISE 5:51 AM CDT SUNSET 8:06 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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