917
CDUS43 KLOT 280631
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
131 AM CDT THU MAY 28 2026
...............................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR MAY 27 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 85 12:22 PM 96 2012 75 10 71
MINIMUM 54 3:53 AM 39 2023 53 1 50
AVERAGE 70 64 6 61
PRECIPITATION (IN)
YESTERDAY 0.00 1.51 2019 0.13 -0.13 0.00
MONTH TO DATE 1.33 3.84 -2.51 1.38
SINCE MAR 1 11.63 9.25 2.38 6.28
SINCE JAN 1 12.88 11.76 1.12 7.85
DEGREE DAYS
HEATING
YESTERDAY 0 4 -4 4
MONTH TO DATE 226 197 29 213
SINCE MAR 1 1260 1539 -279 1317
SINCE JUL 1 5902 6316 -414 5638
COOLING
YESTERDAY 5 3 2 0
MONTH TO DATE 46 36 10 27
SINCE MAR 1 58 42 16 33
SINCE JAN 1 58 42 16 33
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NE (50)
AVERAGE WIND SPEED 5.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 5:00 AM
LOWEST 33 11:00 AM
AVERAGE 63
......................................................
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 93 2018
MINIMUM TEMPERATURE (F) 53 44 2004
2021
SUNRISE AND SUNSET
MAY 28 2026...........SUNRISE 5:22 AM CDT SUNSET 8:19 PM CDT
MAY 29 2026...........SUNRISE 5:22 AM CDT SUNSET 8:20 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page