August 27 in Heilalansaari, through the years

Typical high: 17.3°. Hottest: 24.1° (2019). Coldest night: 1.5° (2021).

YEARHIGHLOWRAIN
2025 11.5° 7.8° 1.9 mm
2024 17.5° 10.6° 0.9 mm
2023 19.4° 2.5° 0 mm
2022 18.2° 9.5° 0.5 mm
2021 15.2° 1.5° 0 mm
2020 13.2° 7 mm
2019 24.1° 9.2° 0 mm
2018 15° 6.3° 1.3 mm
2017 10.4° 6.7° 0 mm
2016 16.1° 8.2° 13.4 mm
2015 19.7° 14.6° 3.6 mm
2014 15.7° 12.4° 13.4 mm
2013 22.8° 10.7° 0 mm
2012 18.6° 11.6° 0.7 mm
2011 21° 16.5° 0.2 mm
2010 9.8° 5.4° 0 mm
2009 17.5° 9.7° 0.7 mm
2008 12.5° 7.9° 0.4 mm
2007 11.6° 3.1° 0 mm
2006 23.6° 8.2° 0 mm
2005 17.9° 11.3° 0.5 mm
2004 16.5° 5.3° 0.1 mm
2003 9.8° 7.2° 3.1 mm
2002 23.9° 9.4° 0 mm
2001 18.5° 9.3° 0 mm
2000 21.8° 8.6° 0 mm
1999 16.9° 8.4° 7.7 mm
1998 12.8° 8.5° 3 mm
1997 23.4° 11.1° 8.8 mm
1996 23.7° 13.8° 0 mm
Source: ERA5 reanalysis (Copernicus C3S)

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