September 11 in Lehtoniemi, through the years

Typical high: 14.4°. Hottest: 20.6° (2025). Coldest night: 4.3° (2008).

YEARHIGHLOWRAIN
2025 20.6° 13.9° 0 mm
2024 19.5° 15.6° 0 mm
2023 17.4° 15° 5.7 mm
2022 12.3° 7.7° 0.2 mm
2021 11.9° 8.9° 2.5 mm
2020 12.1° 0.2 mm
2019 18.3° 14° 0.6 mm
2018 14.5° 10.5° 7.7 mm
2017 15.5° 11.7° 20.7 mm
2016 14.4° 10.7° 1.1 mm
2015 18° 0 mm
2014 17.7° 12° 0 mm
2013 14.1° 10.5° 1.9 mm
2012 14.1° 9.8° 3.4 mm
2011 15° 10.6° 0 mm
2010 14.4° 10.7° 0.1 mm
2009 14.7° 7.2° 1.1 mm
2008 8.7° 4.3° 0 mm
2007 12.1° 2.9 mm
2006 15.9° 9.3° 0 mm
2005 12.7° 4.7° 0 mm
2004 12.5° 6.9° 0 mm
2003 16.4° 8.8° 0 mm
2002 14.2° 5.1° 0 mm
2001 14.2° 11.7° 9.5 mm
2000 11.1° 7.8° 0 mm
1999 14.1° 9.1° 0 mm
1998 15.4° 13.5° 6.8 mm
1997 11.6° 10.5° 11 mm
1996 10° 5.3° 0.1 mm
Source: ERA5 reanalysis (Copernicus C3S)

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