341
CDUS43 KLOT 140633
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT THU AUG 14 2025
...............................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR AUGUST 13 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 86 1:10 PM 91 2010 82 4 86
MINIMUM 67 11:59 PM 50 2004 63 4 58
AVERAGE 77 72 5 72
PRECIPITATION (IN)
YESTERDAY 0.00 2.86 2002 0.12 -0.12 0.00
MONTH TO DATE 0.29 1.64 -1.35 0.74
SINCE JUN 1 9.90 8.91 0.99 10.33
SINCE JAN 1 17.96 21.17 -3.21 22.97
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 2
SINCE JUN 1 18 37 -19 18
SINCE JUL 1 0 4 -4 5
COOLING
YESTERDAY 12 8 4 7
MONTH TO DATE 136 104 32 90
SINCE JUN 1 768 551 217 594
SINCE JAN 1 801 607 194 648
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 5.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 4:00 AM
LOWEST 41 4:00 PM
AVERAGE 67
......................................................
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 89 2020
MINIMUM TEMPERATURE (F) 62 46 2004
SUNRISE AND SUNSET
AUGUST 14 2025........SUNRISE 6:00 AM CDT SUNSET 7:54 PM CDT
AUGUST 15 2025........SUNRISE 6:01 AM CDT SUNSET 7:53 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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