August 20 in Witterswil, through the years

Typical high: 24.2°. Hottest: 34.5° (2009). Coldest night: 9.3° (2015).

YEARHIGHLOWRAIN
2025 22.6° 16.8° 20.2 mm
2024 25° 14.1° 0.1 mm
2023 33.2° 17.8° 0.2 mm
2022 22.7° 16.2° 3 mm
2021 23.8° 15.2° 0 mm
2020 32.6° 17.7° 0 mm
2019 16.2° 12.4° 15.1 mm
2018 29.4° 16.4° 0 mm
2017 21.2° 11.1° 0 mm
2016 19.4° 13.5° 10.1 mm
2015 22.4° 9.3° 0 mm
2014 18.2° 9.9° 0.9 mm
2013 22.1° 11° 0 mm
2012 32.4° 19° 1.1 mm
2011 29.6° 17.7° 0.5 mm
2010 25.9° 14.5° 2.3 mm
2009 34.5° 17.8° 0.2 mm
2008 19° 14.1° 0 mm
2007 16.6° 12.4° 2.2 mm
2006 19.3° 13.5° 2.1 mm
2005 17.3° 14.1° 8.2 mm
2004 21.1° 14.4° 9.2 mm
2003 25.7° 16.2° 4 mm
2002 23.9° 16.7° 10.1 mm
2001 21° 15.7° 15.1 mm
2000 30.9° 17.9° 0.1 mm
1999 20° 12.4° 0 mm
1998 26.2° 15° 0 mm
1997 26.8° 14.3° 0.3 mm
1996 26.1° 15.1° 4 mm
Source: ERA5 reanalysis (Copernicus C3S)

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