771
CDUS43 KLOT 202134
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
434 PM CDT MON APR 20 2026
...............................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR APRIL 20 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 55 2:59 PM 80 2014 61 -6 62
MINIMUM 28 5:32 AM 25 2018 39 -11 43
AVERAGE 42 50 -8 53
PRECIPITATION (IN)
TODAY 0.00 0.64 2023 0.12 -0.12 0.57
MONTH TO DATE 4.71 2.05 2.66 1.60
SINCE MAR 1 9.28 4.02 5.26 4.50
SINCE JAN 1 10.53 6.53 4.00 6.07
DEGREE DAYS
HEATING
TODAY 23 15 8 12
MONTH TO DATE 275 363 -88 361
SINCE MAR 1 947 1213 -266 1023
SINCE JUL 1 5589 5990 -401 5344
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 16 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 4.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 4:00 AM
LOWEST 31 11:00 AM
AVERAGE 64
......................................................
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 62 81 2001
MINIMUM TEMPERATURE (F) 40 29 2011
2021
2024
SUNRISE AND SUNSET
APRIL 20 2026.........SUNRISE 6:05 AM CDT SUNSET 7:40 PM CDT
APRIL 21 2026.........SUNRISE 6:03 AM CDT SUNSET 7:41 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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