August 21 in Onyen, through the years

Typical high: 28.9°. Hottest: 31.8° (2023). Coldest night: 21.9° (1996).

YEARHIGHLOWRAIN
2025 28.7° 24.2° 8.3 mm
2024 30.6° 23.3° 1.8 mm
2023 31.8° 24.8° 3.9 mm
2022 30.8° 23.4° 0 mm
2021 29.1° 23.1° 6 mm
2020 27.1° 22.8° 13.4 mm
2019 30° 24.2° 5.7 mm
2018 25.5° 23.2° 51.8 mm
2017 24.9° 22.9° 40.5 mm
2016 30.9° 23.8° 0.6 mm
2015 27.7° 23.5° 8.6 mm
2014 28.1° 22° 15.3 mm
2013 26.5° 23.2° 20.2 mm
2012 26.9° 22.7° 16.5 mm
2011 31.1° 23.1° 2.7 mm
2010 29.1° 22.9° 10.8 mm
2009 31.1° 22.5° 2.9 mm
2008 30.8° 22.9° 1 mm
2007 28.6° 22.5° 6.9 mm
2006 29° 23.1° 6.3 mm
2005 29.9° 23.8° 0.7 mm
2004 31.3° 23.3° 5.6 mm
2003 29.5° 22.9° 8.7 mm
2002 27.2° 22.5° 44.1 mm
2001 29.1° 22.6° 2 mm
2000 29.5° 22.8° 7.5 mm
1999 27.8° 22.7° 0.6 mm
1998 26.3° 22.6° 17.4 mm
1997 30.3° 23.4° 3.1 mm
1996 28.8° 21.9° 5.9 mm
Source: ERA5 reanalysis (Copernicus C3S)

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