September 8 in Janesville, through the years

Typical high: 23.1°. Hottest: 31.8° (2002). Coldest night: 6.7° (2010).

YEARHIGHLOWRAIN
2025 25.3° 10.2° 0 mm
2024 24.8° 10.5° 0 mm
2023 25.7° 8.7° 0 mm
2022 30.1° 18.7° 0 mm
2021 23.6° 13° 0 mm
2020 9.6° 7.8° 11.1 mm
2019 16° 13° 9.4 mm
2018 22.7° 11.5° 0 mm
2017 22° 9.9° 0 mm
2016 24.5° 16.4° 0 mm
2015 25.1° 15.7° 17.2 mm
2014 22.4° 14.2° 0 mm
2013 25.7° 20.6° 0 mm
2012 26.6° 8.5° 0 mm
2011 26.6° 12.2° 0 mm
2010 19.3° 6.7° 0 mm
2009 26.1° 15.1° 0 mm
2008 17.3° 8.5° 0.1 mm
2007 21.5° 10.6° 0.6 mm
2006 23.2° 13.9° 0 mm
2005 22° 13.1° 19.2 mm
2004 20° 9.7° 0 mm
2003 30.2° 13.5° 0 mm
2002 31.8° 18.5° 0 mm
2001 18.5° 11.9° 1.2 mm
2000 25.3° 8.1° 0 mm
1999 21.1° 11.3° 0 mm
1998 21.4° 8.3° 0 mm
1997 23.7° 17.7° 2.5 mm
1996 20.6° 13.1° 30.4 mm
Source: ERA5 reanalysis (Copernicus C3S)

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