825
CDUS43 KLOT 212142
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
442 PM CDT WED MAY 21 2025
...............................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR MAY 21 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1997 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 53 12:53 PM 89 2024 73 -20 89
MINIMUM 49 7:04 AM 26 2002 51 -2 62
AVERAGE 51 62 -11 76
PRECIPITATION (IN)
TODAY 0.01 1.48 2018 0.14 -0.13 0.00
MONTH TO DATE 1.34 3.03 -1.69 2.12
SINCE MAR 1 6.24 8.44 -2.20 8.89
SINCE JAN 1 7.81 10.95 -3.14 11.34
DEGREE DAYS
HEATING
TODAY 14 5 9 0
MONTH TO DATE 157 170 -13 71
SINCE MAR 1 1261 1512 -251 1162
SINCE JUL 1 5581 6289 -708 5223
COOLING
TODAY 0 2 -2 11
MONTH TO DATE 27 22 5 36
SINCE MAR 1 33 28 5 44
SINCE JAN 1 33 28 5 44
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 9.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 12:00 AM
LOWEST 83 12:00 PM
AVERAGE 88
......................................................
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 88 2011
MINIMUM TEMPERATURE (F) 51 34 2006
SUNRISE AND SUNSET
MAY 21 2025...........SUNRISE 5:27 AM CDT SUNSET 8:13 PM CDT
MAY 22 2025...........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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