September 4 in Altdorf, through the years

Typical high: 20.6°. Hottest: 27.5° (2023). Coldest night: 6.3° (2003).

YEARHIGHLOWRAIN
2025 20.2° 13.3° 10.2 mm
2024 22.6° 16.3° 3.9 mm
2023 27.5° 14.2° 0 mm
2022 24.2° 11.9° 0 mm
2021 23.3° 11.2° 1.5 mm
2020 25.4° 11.3° 0 mm
2019 23.4° 8.2° 0 mm
2018 21.1° 9.9° 1.1 mm
2017 18.5° 7.4° 0.4 mm
2016 22.1° 13.4° 5.5 mm
2015 17.2° 8.8° 0.1 mm
2014 20° 13.4° 0 mm
2013 26.8° 11.8° 0 mm
2012 21.8° 14.8° 0.2 mm
2011 21.4° 15.9° 15.8 mm
2010 18.5° 9.8° 0.1 mm
2009 14.3° 8.6° 14.6 mm
2008 14.8° 13.2° 6.3 mm
2007 11.1° 6.7° 4.2 mm
2006 22.8° 18.5° 0.1 mm
2005 23.9° 14.5° 0 mm
2004 25.3° 14.4° 0.3 mm
2003 21.8° 6.3° 0 mm
2002 19.7° 12.7° 1.3 mm
2001 14° 8.7° 13.2 mm
2000 13.1° 7.8° 3.4 mm
1999 20.7° 10.8° 0.3 mm
1998 20.2° 10° 0.5 mm
1997 21.5° 13° 0 mm
1996 20° 12.4° 0.6 mm
Source: ERA5 reanalysis (Copernicus C3S)

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