September 1 in Tan-y-groes, through the years

Typical high: 18°. Hottest: 21.4° (2022). Coldest night: 7.1° (2020).

YEARHIGHLOWRAIN
2025 17.8° 13.8° 5.6 mm
2024 21.3° 15.4° 1.7 mm
2023 18.5° 13.1° 1 mm
2022 21.4° 12.7° 0.3 mm
2021 17.2° 12.3° 0 mm
2020 18.6° 7.1° 0 mm
2019 16.4° 11° 0 mm
2018 20.4° 14.4° 0 mm
2017 17° 8.7° 0 mm
2016 17.7° 11.1° 0.8 mm
2015 15.2° 11° 1.3 mm
2014 17° 11.2° 0 mm
2013 16.6° 8.7° 0 mm
2012 18° 13.6° 0 mm
2011 20.8° 9.2° 0 mm
2010 19.9° 8.7° 0 mm
2009 15.6° 12.5° 7.7 mm
2008 16° 11.8° 10 mm
2007 16.9° 14.6° 0.7 mm
2006 19.1° 14.6° 6.5 mm
2005 16.9° 10.3° 0.4 mm
2004 18.1° 8.6° 0 mm
2003 16.7° 8.8° 0 mm
2002 18.1° 7.3° 0 mm
2001 17.6° 10.9° 0 mm
2000 16.6° 13° 5.7 mm
1999 20.6° 12.2° 0 mm
1998 19.9° 14.5° 7.5 mm
1997 17.4° 12° 0.5 mm
1996 18.1° 9.6° 0 mm
Source: ERA5 reanalysis (Copernicus C3S)

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