September 4 in Winona, through the years

Typical high: 29.4°. Hottest: 35.4° (2007). Coldest night: 11.7° (1997).

YEARHIGHLOWRAIN
2025 28.5° 18.1° 15 mm
2024 27.3° 19.5° 0.1 mm
2023 32.1° 20° 0 mm
2022 25.9° 22.1° 28.6 mm
2021 28.8° 18.6° 0 mm
2020 28.2° 18.5° 2.6 mm
2019 33.7° 20.4° 0.3 mm
2018 33.7° 22.4° 3.1 mm
2017 28.5° 16.7° 0 mm
2016 31.8° 19.4° 0 mm
2015 32.7° 20° 0 mm
2014 29.3° 21.7° 1.2 mm
2013 27.3° 16.3° 0 mm
2012 29° 22.6° 0.3 mm
2011 30.2° 21.3° 12.9 mm
2010 24.1° 12.5° 0 mm
2009 27.7° 17.4° 0.2 mm
2008 28.7° 19.2° 0 mm
2007 35.4° 19.4° 0 mm
2006 25.3° 17.7° 0.2 mm
2005 29.8° 15.7° 0 mm
2004 27.4° 20.6° 4.1 mm
2003 27.3° 19.1° 7.1 mm
2002 33.3° 21.1° 0 mm
2001 28.8° 19.7° 0 mm
2000 30.7° 20.1° 1.9 mm
1999 34.4° 19.6° 0 mm
1998 32.8° 16.6° 0 mm
1997 22.7° 11.7° 0 mm
1996 26.4° 18.2° 8.1 mm
Source: ERA5 reanalysis (Copernicus C3S)

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