August 21 in Siisiälä, through the years

Typical high: 19.6°. Hottest: 26° (1996). Coldest night: 5.8° (2012).

YEARHIGHLOWRAIN
2025 15.4° 6.1° 0.6 mm
2024 21.8° 9.2° 0 mm
2023 21.4° 9.9° 0.7 mm
2022 20.6° 16° 0.1 mm
2021 17.2° 10° 3.4 mm
2020 23.6° 11.9° 0 mm
2019 19.9° 12.2° 0.8 mm
2018 17.4° 11.6° 14.7 mm
2017 16.2° 13.5° 6.9 mm
2016 22.4° 12.5° 0 mm
2015 24° 10.3° 0 mm
2014 18.1° 11.6° 3.7 mm
2013 21.2° 13° 0.6 mm
2012 16.3° 5.8° 0 mm
2011 17.8° 11.2° 0.3 mm
2010 20.7° 10.3° 0 mm
2009 18.6° 6.4° 0 mm
2008 20.3° 15.1° 0.7 mm
2007 21.6° 11.9° 0.1 mm
2006 21.3° 14° 0.1 mm
2005 18.4° 13.8° 7.1 mm
2004 19.4° 15.3° 1.9 mm
2003 17.8° 13° 6.2 mm
2002 19.7° 11.1° 0 mm
2001 17.1° 10.1° 0.8 mm
2000 16.4° 11.1° 4.8 mm
1999 17.2° 10.3° 0 mm
1998 16.6° 11.9° 6.5 mm
1997 24.1° 11.6° 0 mm
1996 26° 15.1° 0 mm
Source: ERA5 reanalysis (Copernicus C3S)

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