August 20 in Les Plaines, through the years

Typical high: 18°. Hottest: 26.3° (2023). Coldest night: 2.8° (2015).

YEARHIGHLOWRAIN
2025 13.6° 8.7° 19.1 mm
2024 19.8° 9.2° 0 mm
2023 26.3° 11.2° 0 mm
2022 17.5° 6.8° 0 mm
2021 19.3° 7.2° 0 mm
2020 24° 8.6° 0 mm
2019 14.4° 8.5° 23.6 mm
2018 19.8° 7.4° 2.9 mm
2017 14.8° 6.2° 0 mm
2016 14.5° 10.5° 17.7 mm
2015 16.1° 2.8° 0 mm
2014 15.7° 5.9° 0.4 mm
2013 17.5° 7.3° 0.1 mm
2012 25° 11.8° 0.8 mm
2011 24.1° 10.8° 0 mm
2010 16.8° 8.9° 8.3 mm
2009 25.1° 9.2° 0.1 mm
2008 15.7° 9.6° 2.9 mm
2007 9.1° 4.6° 8.6 mm
2006 15.4° 8.8° 4.7 mm
2005 12.5° 7.2° 12.7 mm
2004 15° 19.5 mm
2003 20.9° 6.9° 0.1 mm
2002 16.3° 8.1° 10 mm
2001 16.7° 10.1° 4.6 mm
2000 25.2° 9.6° 0 mm
1999 15.2° 10.2° 14.8 mm
1998 17.2° 6.7° 2.6 mm
1997 18.8° 6.4° 0.2 mm
1996 17.8° 6.8° 1.4 mm
Source: ERA5 reanalysis (Copernicus C3S)

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