August 25 in Mäntynummi, through the years

Typical high: 19.3°. Hottest: 27.7° (2002). Coldest night: 3.7° (2004).

YEARHIGHLOWRAIN
2025 15.6° 8.9° 2.5 mm
2024 25.5° 11.5° 0.2 mm
2023 19.4° 10.7° 0.9 mm
2022 18.9° 13.7° 0 mm
2021 12.2° 9.1° 16.8 mm
2020 17.8° 7.5° 1.5 mm
2019 21.5° 8.5° 0 mm
2018 18.8° 13.6° 6.5 mm
2017 14.5° 6.6° 0.1 mm
2016 19.7° 10.2° 0.6 mm
2015 25° 11.5° 0 mm
2014 14.1° 7.7° 7.6 mm
2013 20.8° 6.7° 0 mm
2012 18.9° 8.5° 0.6 mm
2011 21.5° 10.2° 0 mm
2010 16.9° 10.5° 6.6 mm
2009 19.2° 7.7° 0 mm
2008 17.6° 11.8° 0 mm
2007 20.6° 11.1° 1 mm
2006 21.8° 14.3° 0 mm
2005 24.4° 14.1° 0 mm
2004 16.7° 3.7° 0 mm
2003 15.2° 11.4° 0 mm
2002 27.7° 11.4° 0 mm
2001 21.2° 11.3° 0 mm
2000 17.8° 8.9° 0.2 mm
1999 19.7° 5.9° 0 mm
1998 16.6° 9.4° 1.4 mm
1997 17.9° 12.4° 22.1 mm
1996 21° 10° 0 mm
Source: ERA5 reanalysis (Copernicus C3S)

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