September 4 in St.-Charles, through the years

Typical high: 20.9°. Hottest: 31.1° (1999). Coldest night: 5.5° (1997).

YEARHIGHLOWRAIN
2025 15.2° 7.4° 1.8 mm
2024 23.6° 11° 0 mm
2023 30.8° 15° 0 mm
2022 17.8° 0 mm
2021 20° 9.9° 9.3 mm
2020 17.5° 10.9° 0.1 mm
2019 18.3° 8.7° 0 mm
2018 21.1° 14.4° 7.1 mm
2017 18° 13.8° 13.1 mm
2016 24.5° 9.4° 0 mm
2015 27.7° 15.4° 0 mm
2014 23.3° 15.5° 1.9 mm
2013 17.6° 9.6° 0.9 mm
2012 25.2° 15.4° 4.9 mm
2011 25° 10.6° 4.1 mm
2010 14° 9.4° 3.8 mm
2009 24.3° 9.8° 0 mm
2008 18.8° 11.7° 3.3 mm
2007 19.2° 11.5° 0 mm
2006 20.8° 12.7° 0 mm
2005 19.4° 10.2° 0 mm
2004 22.5° 15.4° 0 mm
2003 14.5° 10.9° 0 mm
2002 20.4° 13.6° 0 mm
2001 14.6° 6.6° 0 mm
2000 14.5° 5.8° 0 mm
1999 31.1° 15.6° 0 mm
1998 19.4° 8.2° 0 mm
1997 20.9° 5.5° 0 mm
1996 25.6° 13.2° 1.1 mm
Source: ERA5 reanalysis (Copernicus C3S)

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