August 17 in Llanwonno, through the years

Typical high: 18.7°. Hottest: 23.7° (2025). Coldest night: 8.3° (2011).

YEARHIGHLOWRAIN
2025 23.7° 11.2° 0 mm
2024 16.7° 8.6° 0.2 mm
2023 21.3° 12.6° 0.8 mm
2022 18.3° 14.3° 7.3 mm
2021 16.6° 12.3° 0 mm
2020 19.2° 14.3° 11.4 mm
2019 17.3° 13.4° 0.7 mm
2018 16.7° 10.1° 0 mm
2017 18.2° 13.8° 7.2 mm
2016 21.6° 11° 0.6 mm
2015 18.6° 0 mm
2014 16.2° 12.2° 0.4 mm
2013 17° 12.9° 6.5 mm
2012 19.1° 14.8° 19.6 mm
2011 16.5° 8.3° 0 mm
2010 18.7° 12° 2.7 mm
2009 18.5° 13.1° 0.6 mm
2008 15.8° 10.2° 2.6 mm
2007 15.8° 9.5° 2 mm
2006 17.7° 13.1° 9.7 mm
2005 22° 13° 0 mm
2004 19.6° 14.2° 13.3 mm
2003 20° 14.7° 1.1 mm
2002 21.2° 12.2° 0.7 mm
2001 18.3° 11.6° 1.3 mm
2000 16.4° 11° 3.1 mm
1999 17° 9.7° 11 mm
1998 18.3° 13° 0.3 mm
1997 22.1° 15.7° 0.7 mm
1996 22.5° 11.8° 0 mm
Source: ERA5 reanalysis (Copernicus C3S)

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