749
CDUS43 KLOT 080731
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
231 AM CDT WED OCT 08 2025
...............................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR OCTOBER 7 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 68 MM 88 2007 67 1 68
MINIMUM 48 MM 27 2001 45 3 42
AVERAGE 58 56 2 55
PRECIPITATION (IN)
YESTERDAY 1.70R 0.72 2008 0.10 1.60 0.00
MONTH TO DATE 1.79 0.73 1.06 0.12
SINCE SEP 1 2.43 3.73 -1.30 1.54
SINCE JAN 1 22.96 27.10 -4.14 25.86
DEGREE DAYS
HEATING
YESTERDAY 7 10 -3 10
MONTH TO DATE 7 60 -53 36
SINCE SEP 1 54 160 -106 69
SINCE JUL 1 65 171 -106 78
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 47 7 40 3
SINCE SEP 1 174 95 79 113
SINCE JAN 1 1082 819 263 911
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (10)
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 7.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 1:00 AM
LOWEST 42 4:00 PM
AVERAGE 69
......................................................
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 66 87 2007
MINIMUM TEMPERATURE (F) 45 27 2012
SUNRISE AND SUNSET
OCTOBER 8 2025.......SUNRISE 6:58 AM CDT SUNSET 6:22 PM CDT
OCTOBER 9 2025.......SUNRISE 6:59 AM CDT SUNSET 6:21 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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