096
CDUS43 KLOT 212134
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
434 PM CDT TUE APR 21 2026
...............................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR APRIL 21 2026...
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 75 2:59 PM 81 2001 62 13 62
MINIMUM 47 5:22 AM 29 2011 40 7 41
2021
2024
AVERAGE 61 51 10 52
PRECIPITATION (IN)
TODAY 0.00 0.35 2002 0.13 -0.13 0.03
MONTH TO DATE 4.71 2.18 2.53 1.63
SINCE MAR 1 9.28 4.15 5.13 4.53
SINCE JAN 1 10.53 6.66 3.87 6.10
DEGREE DAYS
HEATING
TODAY 4 14 -10 13
MONTH TO DATE 279 377 -98 374
SINCE MAR 1 951 1227 -276 1036
SINCE JUL 1 5593 6004 -411 5357
COOLING
TODAY 0 0 0 0
MONTH TO DATE 12 0 12 3
SINCE MAR 1 12 2 10 3
SINCE JAN 1 12 2 10 3
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 13.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
RELATIVE HUMIDITY (PERCENT)
HIGHEST 71 6:00 AM
LOWEST 46 2:00 PM
AVERAGE 59
......................................................
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 62 81 2007
MINIMUM TEMPERATURE (F) 40 27 2021
SUNRISE AND SUNSET
APRIL 21 2026.........SUNRISE 6:03 AM CDT SUNSET 7:41 PM CDT
APRIL 22 2026.........SUNRISE 6:02 AM CDT SUNSET 7:42 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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