August 21 in Heijala, through the years

Typical high: 19.9°. Hottest: 26.5° (2002). Coldest night: 4.7° (2012).

YEARHIGHLOWRAIN
2025 14.2° 5.2° 4.2 mm
2024 21.6° 11.7° 0 mm
2023 17.5° 10.3° 5.8 mm
2022 24° 17.9° 0.3 mm
2021 16.5° 10.9° 6.8 mm
2020 24.1° 11.8° 0 mm
2019 19.5° 13.2° 1.5 mm
2018 17.7° 10.3° 0.7 mm
2017 18.2° 12.1° 1.5 mm
2016 22.6° 10.7° 0.3 mm
2015 22.8° 0 mm
2014 16.7° 11.5° 4.5 mm
2013 21.2° 10° 0 mm
2012 15.5° 4.7° 0.4 mm
2011 19.1° 11.8° 2.1 mm
2010 20.2° 9.8° 0 mm
2009 19.3° 9.5° 0 mm
2008 18.8° 14.4° 5.2 mm
2007 22.8° 10.1° 0 mm
2006 21.4° 14.4° 13.4 mm
2005 18.5° 12.6° 3.8 mm
2004 19° 14.4° 5.6 mm
2003 18.7° 12.5° 4.7 mm
2002 26.5° 12.4° 1.3 mm
2001 19.7° 14.3° 1.7 mm
2000 18.1° 13° 4.2 mm
1999 17.8° 10.2° 1.1 mm
1998 15.2° 12.2° 10.9 mm
1997 25.7° 15.2° 0 mm
1996 25.5° 13.9° 0 mm
Source: ERA5 reanalysis (Copernicus C3S)

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