September 1 in Sun Valley, through the years

Typical high: 29.3°. Hottest: 34.5° (2011). Coldest night: 12.9° (2017).

YEARHIGHLOWRAIN
2025 28.1° 16.7° 0.7 mm
2024 25.6° 20.5° 8.6 mm
2023 30.6° 17.5° 0.1 mm
2022 31.2° 16.4° 0 mm
2021 26.7° 20.6° 3.8 mm
2020 29.7° 21.9° 0.5 mm
2019 30.4° 20.7° 0.2 mm
2018 30.8° 21.9° 3 mm
2017 22° 12.9° 42 mm
2016 30.4° 21.9° 0.1 mm
2015 30.9° 18.7° 0 mm
2014 31.2° 21.7° 0.4 mm
2013 27.1° 20.7° 2.3 mm
2012 30.2° 23.5° 0.5 mm
2011 34.5° 22.8° 0 mm
2010 32.8° 19.6° 0 mm
2009 25.7° 14.2° 0 mm
2008 30.9° 21.9° 0 mm
2007 31.6° 19.9° 0 mm
2006 25.3° 20.6° 1.3 mm
2005 29.8° 18.1° 0 mm
2004 27.6° 17.9° 0.1 mm
2003 29.2° 22.1° 0.3 mm
2002 29.4° 20° 0.1 mm
2001 25° 19.8° 3.6 mm
2000 31° 21.4° 1.2 mm
1999 32.6° 17° 0 mm
1998 30.7° 18.7° 0.2 mm
1997 31.2° 20.7° 1.2 mm
1996 27.3° 18.9° 0.3 mm
Source: ERA5 reanalysis (Copernicus C3S)

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