September 2 in Helena, through the years

Typical high: 32.9°. Hottest: 40.6° (2000). Coldest night: 16° (2007).

YEARHIGHLOWRAIN
2025 25.6° 17.9° 1.5 mm
2024 29.5° 18.2° 0 mm
2023 36.7° 17.9° 0 mm
2022 35.9° 21.3° 0 mm
2021 35.9° 24.3° 0 mm
2020 29.4° 21.9° 6.1 mm
2019 35.2° 22.4° 0 mm
2018 32.7° 22.7° 0.4 mm
2017 30.3° 18.4° 11.7 mm
2016 28.8° 18.3° 0 mm
2015 35.3° 22.3° 0 mm
2014 31.8° 21.1° 6.6 mm
2013 31.7° 18.7° 0 mm
2012 39.9° 20.9° 0 mm
2011 39° 25° 0 mm
2010 35.3° 19.1° 2.3 mm
2009 31.3° 18.8° 0 mm
2008 33.7° 18.9° 0.2 mm
2007 32.4° 16° 0 mm
2006 23.3° 17.1° 5.8 mm
2005 32.6° 19.5° 0 mm
2004 29.7° 19.1° 0 mm
2003 27.2° 16.8° 0 mm
2002 36.6° 22.1° 0 mm
2001 35.4° 20.5° 0 mm
2000 40.6° 24.2° 0 mm
1999 33.8° 20.8° 0 mm
1998 34° 21° 0 mm
1997 33.8° 22.8° 0 mm
1996 28.3° 18.6° 0 mm
Source: ERA5 reanalysis (Copernicus C3S)

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