August 21 in Aone-onsen, through the years

Typical high: 27.6°. Hottest: 32.5° (2020). Coldest night: 15° (2004).

YEARHIGHLOWRAIN
2025 30.6° 21.9° 0.9 mm
2024 28.9° 22.6° 2.6 mm
2023 31.5° 24.2° 2.7 mm
2022 29.1° 21° 0.1 mm
2021 26.2° 21.9° 2.2 mm
2020 32.5° 21.7° 0 mm
2019 26° 20.7° 3.9 mm
2018 31.6° 20.8° 0 mm
2017 25.6° 19.9° 0.6 mm
2016 32.2° 22.5° 1.4 mm
2015 24.3° 20° 4.7 mm
2014 28.7° 21.8° 3.6 mm
2013 29.1° 17.7° 0 mm
2012 32.1° 22.2° 0 mm
2011 19.3° 16.7° 18.7 mm
2010 30.7° 20.9° 0 mm
2009 27.7° 20.7° 6.2 mm
2008 19° 15.4° 35.4 mm
2007 30.7° 20.3° 0 mm
2006 28.7° 23.4° 1.9 mm
2005 30.6° 21.7° 6.7 mm
2004 26.8° 15° 0 mm
2003 24.8° 18.3° 2.2 mm
2002 20.9° 16.1° 0.4 mm
2001 24.8° 15.9° 0 mm
2000 27° 20.7° 0 mm
1999 29.5° 21.4° 8.1 mm
1998 27° 19° 0 mm
1997 26.6° 21.3° 2.4 mm
1996 26° 19° 0.3 mm
Source: ERA5 reanalysis (Copernicus C3S)

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