August 21 in Oakbrook Forest, through the years

Typical high: 30.3°. Hottest: 36.6° (2007). Coldest night: 17.2° (2001).

YEARHIGHLOWRAIN
2025 29.2° 21.8° 10.9 mm
2024 28° 19.2° 0 mm
2023 33.2° 22° 0 mm
2022 27.9° 21.4° 16.5 mm
2021 28.7° 22.7° 7.3 mm
2020 24.7° 21° 11.3 mm
2019 32.7° 22.5° 0 mm
2018 28.1° 22.6° 10.1 mm
2017 31.4° 22.4° 0 mm
2016 30.3° 22.7° 1.5 mm
2015 30.5° 21.7° 1.9 mm
2014 34.1° 21° 0 mm
2013 27.1° 21.3° 10.2 mm
2012 28.8° 18.9° 0 mm
2011 34.2° 22.2° 3.4 mm
2010 29.4° 23.4° 20.8 mm
2009 30.7° 21° 4.7 mm
2008 29.4° 22.4° 0.2 mm
2007 36.6° 24.6° 0 mm
2006 34.1° 21.6° 4.4 mm
2005 34.6° 25.2° 0.2 mm
2004 28.2° 21.5° 5.7 mm
2003 30.8° 22.5° 0.7 mm
2002 33.5° 22.7° 0 mm
2001 30.6° 17.2° 0 mm
2000 23.9° 18.1° 3.2 mm
1999 32.5° 18.7° 0 mm
1998 29.3° 18° 0 mm
1997 27.5° 20.5° 0 mm
1996 29.6° 20.5° 0.3 mm
Source: ERA5 reanalysis (Copernicus C3S)

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