813
CDUS43 KLOT 200642
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
142 AM CDT MON APR 20 2026
...............................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR APRIL 19 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 50 12:07 PM 79 2005 61 -11 61
MINIMUM 33 11:05 PM 30 1999 39 -6 44
2010
2014
AVERAGE 42 50 -8 53
PRECIPITATION (IN)
YESTERDAY 0.04 0.65 2009 0.13 -0.09 T
MONTH TO DATE 4.71 1.93 2.78 1.03
SINCE MAR 1 9.28 3.90 5.38 3.93
SINCE JAN 1 10.53 6.41 4.12 5.50
DEGREE DAYS
HEATING
YESTERDAY 23 15 8 12
MONTH TO DATE 252 348 -96 349
SINCE MAR 1 924 1198 -274 1011
SINCE JUL 1 5566 5975 -409 5332
COOLING
YESTERDAY 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 28 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 9.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HEAVY RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85 5:00 AM
LOWEST 38 6:00 PM
AVERAGE 62
......................................................
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 61 80 2014
MINIMUM TEMPERATURE (F) 39 25 2018
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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