Climatological Report (Daily)
Issued by NWS
Issued by NWS
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899
CDUS43 KLOT 180639
CLIDPA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
139 AM CDT WED JUN 18 2025
...................................
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JUNE 17 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 92 3:20 PM 94 2024 81 11 94
MINIMUM 68 3:18 AM 46 1997 60 8 71
1999
AVERAGE 80 70 10 83
PRECIPITATION (IN)
YESTERDAY 0.19 0.23 2015 0.12 0.07 0.00
MONTH TO DATE 1.32 2.21 -0.89 2.34
SINCE JUN 1 1.32 2.21 -0.89 2.34
SINCE JAN 1 9.38 14.47 -5.09 14.98
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 0
MONTH TO DATE 18 28 -10 11
SINCE JUN 1 18 28 -10 11
SINCE JUL 1 5675 6358 -683 5253
COOLING
YESTERDAY 15 6 9 18
MONTH TO DATE 68 81 -13 108
SINCE JUN 1 68 81 -13 108
SINCE JAN 1 101 137 -36 162
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 10.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 5:00 AM
LOWEST 43 6:00 PM
AVERAGE 67
..........................................................
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 93 2018
MINIMUM TEMPERATURE (F) 60 45 1999
2005
SUNRISE AND SUNSET
JUNE 18 2025..........SUNRISE 5:17 AM CDT SUNSET 8:31 PM CDT
JUNE 19 2025..........SUNRISE 5:18 AM CDT SUNSET 8:31 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$