August 20 in Heinonen, through the years

Typical high: 16.3°. Hottest: 25.7° (2015). Coldest night: 0.1° (2009).

YEARHIGHLOWRAIN
2025 13.1° 5.6° 0.9 mm
2024 17.3° 0.7 mm
2023 19.6° 4.8° 0.1 mm
2022 22.5° 15.6° 1.7 mm
2021 13.7° 9.3° 5.5 mm
2020 13.7° 9.7° 7.5 mm
2019 18.8° 10.1° 1.8 mm
2018 15.9° 8.3° 4.7 mm
2017 14.5° 11.4° 12.1 mm
2016 18.7° 12.9° 3.8 mm
2015 25.7° 7.2° 0 mm
2014 11° 8.7° 5.2 mm
2013 18.5° 6.4° 0 mm
2012 15.4° 1.3° 0 mm
2011 11.9° 9.9° 4.5 mm
2010 14.8° 4.6° 0.1 mm
2009 14° 0.1° 0.3 mm
2008 11.8° 7.6° 0.3 mm
2007 17.6° 8.8° 1.2 mm
2006 21.8° 5.7° 0 mm
2005 16.1° 9.6° 5.5 mm
2004 11.6° 18.8 mm
2003 16.8° 10.9° 3.4 mm
2002 18.7° 9.8° 0 mm
2001 15.4° 4.6° 0 mm
2000 14.2° 7.8° 2.2 mm
1999 12.4° 3.1° 0.2 mm
1998 14.9° 8.1° 0.2 mm
1997 18.7° 7.9° 0.8 mm
1996 20° 14° 1.5 mm
Source: ERA5 reanalysis (Copernicus C3S)

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