Climatological Report (Daily)
Issued by NWS
Issued by NWS
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685
CDUS43 KLOT 012133
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
433 PM CDT FRI AUG 01 2025
...................................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR AUGUST 1 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 77 1:25 PM 96 2006 83 -6 86
MINIMUM 59 5:13 AM 51 1998 63 -4 69
AVERAGE 68 73 -5 78
PRECIPITATION (IN)
TODAY 0.00 0.20 2000 0.14 -0.14 0.08
MONTH TO DATE 0.00 0.14 -0.14 0.08
SINCE JUN 1 9.61 7.41 2.20 9.67
SINCE JAN 1 17.67 19.67 -2.00 22.31
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 18 37 -19 16
SINCE JUL 1 0 4 -4 3
COOLING
TODAY 3 8 -5 13
MONTH TO DATE 3 8 -5 13
SINCE JUN 1 635 455 180 517
SINCE JAN 1 668 511 157 571
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NE (60)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NE (50)
AVERAGE WIND SPEED 8.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 6:00 AM
LOWEST 42 3:00 PM
AVERAGE 64
..........................................................
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 97 2006
MINIMUM TEMPERATURE (F) 63 54 2009
2021
SUNRISE AND SUNSET
AUGUST 1 2025........SUNRISE 5:47 AM CDT SUNSET 8:11 PM CDT
AUGUST 2 2025........SUNRISE 5:48 AM CDT SUNSET 8:10 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$