213
CDUS43 KLOT 300633
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT WED JUL 30 2025
...............................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JULY 29 2025...
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)
YESTERDAY
MAXIMUM 91 3:53 PM 95 1999 84 7 82
MINIMUM 69 3:11 AM 52 1997 63 6 71
2003
2013
AVERAGE 80 74 6 77
PRECIPITATION (IN)
YESTERDAY 0.00 0.53 2016 0.11 -0.11 0.19
MONTH TO DATE 6.46 3.37 3.09 4.42
SINCE JUN 1 9.11 7.02 2.09 9.45
SINCE JAN 1 17.17 19.28 -2.11 22.09
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 3
SINCE JUN 1 18 33 -15 16
SINCE JUL 1 0 0 0 3
COOLING
YESTERDAY 15 9 6 12
MONTH TO DATE 351 257 94 236
SINCE JUN 1 618 432 186 478
SINCE JAN 1 651 488 163 532
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 3.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 3:00 AM
LOWEST 54 3:00 PM
AVERAGE 71
......................................................
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 98 1999
MINIMUM TEMPERATURE (F) 63 49 1997
SUNRISE AND SUNSET
JULY 30 2025..........SUNRISE 5:45 AM CDT SUNSET 8:13 PM CDT
JULY 31 2025..........SUNRISE 5:46 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.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page