Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KLOT 132136
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
436 PM CDT WED AUG 13 2025
...................................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR AUGUST 13 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 86 1:10 PM 91 2010 82 4 86
MINIMUM 68 5:34 AM 50 2004 63 5 58
AVERAGE 77 72 5 72
PRECIPITATION (IN)
TODAY 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
TODAY 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
TODAY 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 4.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 4:00 AM
LOWEST 44 1:00 PM
AVERAGE 69
..........................................................
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 89 2020
MINIMUM TEMPERATURE (F) 62 46 2004
SUNRISE AND SUNSET
AUGUST 13 2025........SUNRISE 5:59 AM CDT SUNSET 7:56 PM CDT
AUGUST 14 2025........SUNRISE 6:00 AM CDT SUNSET 7:54 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$