August 18 in Chigaco, through the years

Typical high: 29°. Hottest: 34.1° (2017). Coldest night: 15.4° (2011).

YEARHIGHLOWRAIN
2025 28.3° 18.3° 0 mm
2024 30.4° 18.7° 0 mm
2023 30.1° 18.7° 0 mm
2022 32.1° 17.3° 0 mm
2021 28.7° 17° 0 mm
2020 29.4° 20° 0 mm
2019 26.6° 18.8° 0 mm
2018 33.1° 18.8° 0 mm
2017 34.1° 19.5° 0 mm
2016 28.2° 19.1° 0 mm
2015 30.1° 18.3° 0 mm
2014 26.6° 18° 0 mm
2013 33.4° 17.6° 0 mm
2012 27.1° 18.7° 0 mm
2011 25.5° 15.4° 0 mm
2010 27.5° 16° 0 mm
2009 24.9° 16.2° 0 mm
2008 27.2° 19.8° 0 mm
2007 25.9° 16.8° 0 mm
2006 27.1° 19° 0 mm
2005 32.8° 18.2° 0 mm
2004 28.8° 21.2° 0 mm
2003 29.4° 16.6° 0 mm
2002 29° 20.7° 0 mm
2001 32.7° 20.8° 0 mm
2000 28.3° 19.1° 0 mm
1999 27.5° 17.3° 0.3 mm
1998 26.8° 17.3° 0 mm
1997 29.3° 17.6° 0 mm
1996 30.4° 17.5° 0 mm
Source: ERA5 reanalysis (Copernicus C3S)

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