August 21 in Rockley, through the years

Typical high: 11.6°. Hottest: 16.5° (2021). Coldest night: -3° (1999).

YEARHIGHLOWRAIN
2025 11.5° 6.5° 13.4 mm
2024 15.2° 8.3° 0.2 mm
2023 15.3° 2.4° 0 mm
2022 12.9° 1.2° 0 mm
2021 16.5° 3.8° 0.6 mm
2020 8.7° 3.8° 7.8 mm
2019 10.5° 4.9° 1.9 mm
2018 6.1° -0.1° 0.6 mm
2017 0.4° 0.3 mm
2016 10.7° -0.6° 0 mm
2015 14.7° 0.9° 0 mm
2014 11.5° -0.4° 0 mm
2013 6.8° -0.2° 0.6 mm
2012 13.8° 0.2° 0 mm
2011 12° 4.9° 0 mm
2010 6.9° 2.1° 1 mm
2009 16.2° 2.9° 4.8 mm
2008 12.4° 1.5° 0 mm
2007 11.2° 5.7° 0 mm
2006 13.8° -2.1° 0 mm
2005 9.4° 2.7° 0.1 mm
2004 14° 0.8° 0 mm
2003 10° 1.1° 0.2 mm
2002 13.9° -0.1° 0 mm
2001 6.5° 2.4° 2.3 mm
2000 9.6° 2.6° 0 mm
1999 12.9° -3° 0 mm
1998 14° 6.7° 1.8 mm
1997 12.9° 0 mm
1996 10.7° -2.7° 0 mm
Source: ERA5 reanalysis (Copernicus C3S)

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