459
CDUS43 KLOT 010640
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
140 AM CDT FRI MAY 01 2026
...............................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR APRIL 30 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 57 11:56 AM 84 2013 65 -8 64
MINIMUM 35 4:18 AM 31 2008 43 -8 41
AVERAGE 46 54 -8 53
PRECIPITATION (IN)
YESTERDAY 0.23 2.12 2003 0.16 0.07 0.02
MONTH TO DATE 5.73 3.44 2.29 2.00
SINCE MAR 1 10.30 5.41 4.89 4.90
SINCE JAN 1 11.55 7.92 3.63 6.47
DEGREE DAYS
HEATING
YESTERDAY 19 11 8 12
MONTH TO DATE 362 491 -129 442
SINCE MAR 1 1034 1341 -307 1104
SINCE JUL 1 5676 6118 -442 5425
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 12 4 8 6
SINCE MAR 1 12 6 6 6
SINCE JAN 1 12 6 6 6
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 4.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 12:00 AM
LOWEST 37 1:00 PM
AVERAGE 69
......................................................
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 65 85 2018
2021
MINIMUM TEMPERATURE (F) 43 30 2005
SUNRISE AND SUNSET
MAY 1 2026...........SUNRISE 5:49 AM CDT SUNSET 7:52 PM CDT
MAY 2 2026...........SUNRISE 5:48 AM CDT SUNSET 7:53 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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