August 21 in Missouri, through the years

Typical high: 23.6°. Hottest: 29.5° (2021). Coldest night: 10° (2000).

YEARHIGHLOWRAIN
2025 25.3° 12.9° 0 mm
2024 17.1° 11.9° 4.4 mm
2023 21.7° 16.1° 0.5 mm
2022 23.9° 19.7° 5.9 mm
2021 29.5° 21.8° 3 mm
2020 23.6° 18.1° 4.6 mm
2019 26.2° 20.9° 1.4 mm
2018 21.9° 19.4° 16.8 mm
2017 25.7° 17.9° 0 mm
2016 25.3° 18.7° 13.6 mm
2015 22.6° 16.8° 0.3 mm
2014 23° 19.3° 12.4 mm
2013 27.5° 17.5° 0 mm
2012 22.5° 13.1° 0.1 mm
2011 20.6° 15.4° 26.5 mm
2010 20.7° 15.3° 3.1 mm
2009 25.6° 20.6° 10.9 mm
2008 23.1° 13.5° 0 mm
2007 22.6° 11.5° 0 mm
2006 25.1° 14.9° 0 mm
2005 26.7° 18° 0.4 mm
2004 20.6° 12.6° 1.5 mm
2003 26.9° 18.2° 0 mm
2002 25.7° 16.1° 0 mm
2001 25° 18° 0.6 mm
2000 21° 10° 0 mm
1999 21.7° 16.2° 1.4 mm
1998 24.8° 16.6° 2.6 mm
1997 17.1° 13.9° 27.2 mm
1996 26.4° 20.5° 0.2 mm
Source: ERA5 reanalysis (Copernicus C3S)

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