August 20 in Ōtanimachi, through the years

Typical high: 27.2°. Hottest: 29.2° (2023). Coldest night: 21.6° (2002).

YEARHIGHLOWRAIN
2025 29° 27.5° 1.4 mm
2024 28.6° 27.6° 0.4 mm
2023 29.2° 28.4° 0 mm
2022 27.5° 25.5° 28.9 mm
2021 27.4° 25.8° 2.3 mm
2020 28.6° 27.1° 0 mm
2019 26.3° 25.1° 58 mm
2018 26.2° 25° 0 mm
2017 25.9° 25.2° 0 mm
2016 28.8° 27.2° 0 mm
2015 25.2° 23.9° 0 mm
2014 27° 25.6° 0.2 mm
2013 28.7° 25.7° 12.4 mm
2012 28.4° 27.4° 0 mm
2011 26.2° 25.3° 0 mm
2010 28.8° 26.7° 0 mm
2009 27.5° 25.7° 0 mm
2008 26.8° 23.3° 4.1 mm
2007 27.7° 25.5° 5.1 mm
2006 28.9° 28° 0 mm
2005 28.3° 27° 0 mm
2004 24.8° 22.5° 0.1 mm
2003 25.6° 23.6° 0.1 mm
2002 23.6° 21.6° 1.4 mm
2001 26.8° 26.4° 0 mm
2000 27.6° 26.9° 0 mm
1999 27.3° 26.1° 1.4 mm
1998 26.3° 24.4° 0.4 mm
1997 27° 25.3° 0.2 mm
1996 25.3° 24.1° 0 mm
Source: ERA5 reanalysis (Copernicus C3S)

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