September 4 in Väisälä, through the years

Typical high: 14.8°. Hottest: 21.7° (2024). Coldest night: 1.1° (2000).

YEARHIGHLOWRAIN
2025 18.4° 12.3° 6 mm
2024 21.7° 12.8° 0 mm
2023 15.5° 11.8° 1 mm
2022 0 mm
2021 8.4° 1.5° 0 mm
2020 17.6° 13.4° 3.7 mm
2019 15.9° 3.6 mm
2018 19.7° 10.6° 0.6 mm
2017 14.7° 3.7° 0 mm
2016 15.3° 2.9° 0 mm
2015 13.4° 4.4° 1 mm
2014 17.9° 9.5° 0 mm
2013 16° 7.7° 0.1 mm
2012 14.7° 0.2 mm
2011 14° 3.2° 0 mm
2010 10.2° 4.7° 0 mm
2009 17.3° 10.2° 8.8 mm
2008 14.1° 10.2° 8.2 mm
2007 11.8° 5.9° 1.2 mm
2006 18.8° 12.6° 0 mm
2005 14.7° 2.8° 0.1 mm
2004 14.9° 7.1° 0.2 mm
2003 15.3° 5.9° 4.1 mm
2002 16.2° 5.2° 0 mm
2001 14.8° 6.8° 1.4 mm
2000 11.4° 1.1° 0 mm
1999 17.5° 11.4° 0 mm
1998 13.1° 0 mm
1997 13.1° 7.6° 2.2 mm
1996 10.9° 7.2° 0.9 mm
Source: ERA5 reanalysis (Copernicus C3S)

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