Climatological Report (Daily)
Issued by NWS
Issued by NWS
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342
CDUS43 KLOT 230636
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
136 AM CDT SAT AUG 23 2025
...................................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR AUGUST 22 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 82 2:39 PM 90 2007 82 0 78
MINIMUM 59 5:17 AM 48 2004 61 -2 48
2024
AVERAGE 71 71 0 63
PRECIPITATION (IN)
YESTERDAY 0.00 1.70 2002 0.11 -0.11 0.00
2002
2014
MONTH TO DATE 2.68 2.74 -0.06 1.56
SINCE JUN 1 12.29 10.01 2.28 11.15
SINCE JAN 1 20.35 22.27 -1.92 23.79
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 2
MONTH TO DATE 0 0 0 6
SINCE JUN 1 18 37 -19 22
SINCE JUL 1 0 4 -4 9
COOLING
YESTERDAY 6 6 0 0
MONTH TO DATE 231 167 64 135
SINCE JUN 1 863 614 249 639
SINCE JAN 1 896 670 226 693
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 3.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 6:00 AM
LOWEST 56 4:00 PM
AVERAGE 75
..........................................................
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 95 2023
MINIMUM TEMPERATURE (F) 61 51 1997
2005
SUNRISE AND SUNSET
AUGUST 23 2025........SUNRISE 6:10 AM CDT SUNSET 7:41 PM CDT
AUGUST 24 2025........SUNRISE 6:11 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.
$$