215
CDUS43 KLOT 192140
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
440 PM CDT MON MAY 19 2025
...............................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR MAY 19 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 54 2:54 PM 91 2012 72 -18 78
MINIMUM 43 1:01 AM 37 2002 50 -7 60
2008
AVERAGE 49 61 -12 69
PRECIPITATION (IN)
TODAY 0.00 1.37 2005 0.15 -0.15 0.00
MONTH TO DATE 0.72 2.75 -2.03 2.07
SINCE MAR 1 5.62 8.16 -2.54 8.84
SINCE JAN 1 7.19 10.67 -3.48 11.29
DEGREE DAYS
HEATING
TODAY 16 6 10 0
MONTH TO DATE 132 159 -27 71
SINCE MAR 1 1236 1501 -265 1162
SINCE JUL 1 5556 6278 -722 5223
COOLING
TODAY 0 2 -2 4
MONTH TO DATE 27 18 9 19
SINCE MAR 1 33 24 9 27
SINCE JAN 1 33 24 9 27
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 12.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 79 1:00 AM
LOWEST 59 3:00 PM
AVERAGE 69
......................................................
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 91 2012
MINIMUM TEMPERATURE (F) 50 32 2002
SUNRISE AND SUNSET
MAY 19 2025...........SUNRISE 5:29 AM CDT SUNSET 8:11 PM CDT
MAY 20 2025...........SUNRISE 5:28 AM CDT SUNSET 8:12 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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