August 18 in Herøya, through the years

Typical high: 19.1°. Hottest: 22.6° (2020). Coldest night: 10.8° (1999).

YEARHIGHLOWRAIN
2025 21.9° 15.6° 0 mm
2024 17° 12.7° 0.1 mm
2023 19.7° 15.4° 2.7 mm
2022 18.2° 16.4° 1.5 mm
2021 18.4° 13.4° 0.5 mm
2020 22.6° 16.5° 0 mm
2019 16.8° 13.5° 5.6 mm
2018 17.8° 14.1° 1.6 mm
2017 17.3° 15° 8.5 mm
2016 20.1° 14.7° 0 mm
2015 20.6° 14.7° 0.4 mm
2014 16.7° 12.2° 3.8 mm
2013 18.4° 14.8° 9.5 mm
2012 20.3° 16.8° 15.3 mm
2011 17.8° 12.6° 0 mm
2010 19.7° 16.3° 10 mm
2009 19.4° 13.4° 0 mm
2008 19.7° 14.1° 0 mm
2007 18.3° 12.9° 0 mm
2006 20° 14.8° 0 mm
2005 17.9° 15.8° 0 mm
2004 19.3° 14.3° 1.6 mm
2003 19.1° 14.9° 0 mm
2002 22.1° 18.6° 2.6 mm
2001 18.9° 13.5° 0 mm
2000 17.8° 12.1° 0 mm
1999 17° 10.8° 0 mm
1998 17.8° 12.8° 0 mm
1997 22.1° 18° 0 mm
1996 21.1° 15.2° 0 mm
Source: ERA5 reanalysis (Copernicus C3S)

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