800
CDUS43 KLOT 310633
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT SUN MAY 31 2026
...............................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR MAY 30 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 75 1:24 PM 90 2010 76 -1 76
MINIMUM 53 11:59 PM 36 2021 54 -1 49
AVERAGE 64 65 -1 63
PRECIPITATION (IN)
YESTERDAY 0.00 1.64 2004 0.12 -0.12 0.00
MONTH TO DATE 1.33 4.21 -2.88 1.59
SINCE MAR 1 11.63 9.62 2.01 6.49
SINCE JAN 1 12.88 12.13 0.75 8.06
DEGREE DAYS
HEATING
YESTERDAY 1 3 -2 2
MONTH TO DATE 230 208 22 227
SINCE MAR 1 1264 1550 -286 1331
SINCE JUL 1 5906 6327 -421 5652
COOLING
YESTERDAY 0 3 -3 0
MONTH TO DATE 46 45 1 27
SINCE MAR 1 58 51 7 33
SINCE JAN 1 58 51 7 33
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WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NE (50)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 10.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 2:00 AM
LOWEST 35 4:00 PM
AVERAGE 62
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THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 90 2023
MINIMUM TEMPERATURE (F) 54 36 2003
SUNRISE AND SUNSET
MAY 31 2026...........SUNRISE 5:21 AM CDT SUNSET 8:21 PM CDT
JUNE 1 2026..........SUNRISE 5:20 AM CDT SUNSET 8:22 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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