216
CDUS43 KLOT 220639
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
139 AM CDT FRI MAY 22 2026
...............................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR MAY 21 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 61 3:36 PM 89 2024 73 -12 53
MINIMUM 43 1:28 AM 26 2002 51 -8 49
AVERAGE 52 62 -10 51
PRECIPITATION (IN)
YESTERDAY 0.00 1.48 2018 0.14 -0.14 0.03
MONTH TO DATE 0.83 3.03 -2.20 1.36
SINCE MAR 1 11.13 8.44 2.69 6.26
SINCE JAN 1 12.38 10.95 1.43 7.83
DEGREE DAYS
HEATING
YESTERDAY 13 5 8 14
MONTH TO DATE 219 170 49 157
SINCE MAR 1 1253 1512 -259 1261
SINCE JUL 1 5895 6289 -394 5582
COOLING
YESTERDAY 0 2 -2 0
MONTH TO DATE 26 22 4 27
SINCE MAR 1 38 28 10 33
SINCE JAN 1 38 28 10 33
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NE (50)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION E (70)
AVERAGE WIND SPEED 11.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 76 12:00 AM
LOWEST 52 7:00 PM
AVERAGE 64
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THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 88 2011
MINIMUM TEMPERATURE (F) 51 34 2006
SUNRISE AND SUNSET
MAY 22 2026...........SUNRISE 5:26 AM CDT SUNSET 8:13 PM CDT
MAY 23 2026...........SUNRISE 5:26 AM CDT SUNSET 8:14 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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