758
CDUS43 KLOT 202157
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
457 PM CDT TUE MAY 20 2025
...............................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR MAY 20 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 57 2:59 PM 91 2012 72 -15 84
MINIMUM 50 8:39 AM 32 2002 50 0 57
AVERAGE 54 61 -7 71
PRECIPITATION (IN)
TODAY 0.40 0.73 2013 0.14 0.26 0.05
2022
MONTH TO DATE 1.12 2.89 -1.77 2.12
SINCE MAR 1 6.02 8.30 -2.28 8.89
SINCE JAN 1 7.59 10.81 -3.22 11.34
DEGREE DAYS
HEATING
TODAY 11 6 5 0
MONTH TO DATE 143 165 -22 71
SINCE MAR 1 1247 1507 -260 1162
SINCE JUL 1 5567 6284 -717 5223
COOLING
TODAY 0 2 -2 6
MONTH TO DATE 27 20 7 25
SINCE MAR 1 33 26 7 33
SINCE JAN 1 33 26 7 33
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 14.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 4:00 AM
LOWEST 67 3:00 AM
AVERAGE 78
......................................................
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 89 2024
MINIMUM TEMPERATURE (F) 51 26 2002
SUNRISE AND SUNSET
MAY 20 2025...........SUNRISE 5:28 AM CDT SUNSET 8:12 PM CDT
MAY 21 2025...........SUNRISE 5:27 AM CDT SUNSET 8:13 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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