September 8 in Grand Valley, through the years

Typical high: 20.1°. Hottest: 31° (2002). Coldest night: 4.6° (2025).

YEARHIGHLOWRAIN
2025 16.1° 4.6° 0 mm
2024 15.5° 5.1° 0.5 mm
2023 15.5° 11.1° 0 mm
2022 24.5° 9.2° 0 mm
2021 21.4° 14.2° 4 mm
2020 13° 10.3° 3.4 mm
2019 14.4° 6.4° 0 mm
2018 14.9° 0 mm
2017 14.1° 7.3° 0 mm
2016 26.7° 20.6° 2.9 mm
2015 26.3° 20.3° 5.2 mm
2014 21.8° 7.8° 0 mm
2013 17.3° 6.4° 0 mm
2012 16.6° 9.9° 49.3 mm
2011 20.3° 12.4° 0 mm
2010 16° 11° 0.7 mm
2009 23.3° 10.4° 0 mm
2008 19.4° 10.7° 3.1 mm
2007 22.8° 12.8° 1.9 mm
2006 25.3° 13.4° 0 mm
2005 21.2° 11.3° 5.1 mm
2004 19.4° 11° 0 mm
2003 20.7° 10.2° 0 mm
2002 31° 15.3° 0 mm
2001 27.7° 21.1° 0.6 mm
2000 22.7° 14.7° 2.6 mm
1999 24.3° 16.1° 0.1 mm
1998 13.9° 8.2° 0.7 mm
1997 17.8° 7.5° 0 mm
1996 19.1° 14.4° 2.3 mm
Source: ERA5 reanalysis (Copernicus C3S)

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