224
CDUS43 KLOT 182133
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
433 PM CDT SAT APR 18 2026
...............................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR APRIL 18 2026...
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 62 12:09 AM 88 2002 61 1 77
MINIMUM 41 8:48 AM 26 2018 39 2 58
AVERAGE 52 50 2 68
PRECIPITATION (IN)
TODAY 0.08 2.34 2013 0.12 -0.04 0.02
MONTH TO DATE 4.67 1.80 2.87 1.03
SINCE MAR 1 9.24 3.77 5.47 3.93
SINCE JAN 1 10.49 6.28 4.21 5.50
DEGREE DAYS
HEATING
TODAY 13 16 -3 0
MONTH TO DATE 226 333 -107 337
SINCE MAR 1 898 1183 -285 999
SINCE JUL 1 5540 5960 -420 5320
COOLING
TODAY 0 0 0 3
MONTH TO DATE 12 0 12 3
SINCE MAR 1 12 2 10 3
SINCE JAN 1 12 2 10 3
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 18.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 2:00 AM
LOWEST 48 3:00 PM
AVERAGE 73
......................................................
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 61 79 2005
MINIMUM TEMPERATURE (F) 39 30 1999
2010
2014
SUNRISE AND SUNSET
APRIL 18 2026.........SUNRISE 6:08 AM CDT SUNSET 7:37 PM CDT
APRIL 19 2026.........SUNRISE 6:06 AM CDT SUNSET 7:39 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