August 20 in Sydenham, through the years

Typical high: 14.1°. Hottest: 18.5° (2006). Coldest night: -0.5° (2003).

YEARHIGHLOWRAIN
2025 17.8° 1.2° 0 mm
2024 15.3° 10.8° 1.7 mm
2023 17.3° 10.9° 0 mm
2022 12.4° 5.2° 4.4 mm
2021 16.3° 9.1° 1.2 mm
2020 13.8° 8.6° 0.6 mm
2019 14.3° 0 mm
2018 11.5° 4.3° 0.6 mm
2017 12° 2.2° 0 mm
2016 12° 5.9° 2 mm
2015 16.5° 5.1° 0.3 mm
2014 12.2° 6.1° 0.1 mm
2013 11.2° 4.5° 0.8 mm
2012 13.1° 0 mm
2011 16.2° 5.4° 0 mm
2010 11.8° 5.5° 0.7 mm
2009 16.1° 9.7° 8.1 mm
2008 14.7° 9.2° 0 mm
2007 13.6° 0.6° 0 mm
2006 18.5° 0 mm
2005 14.7° 10° 0.7 mm
2004 16.3° 8.4° 1.9 mm
2003 13.6° -0.5° 0 mm
2002 14.5° 7.3° 0 mm
2001 10.3° 5.7° 0.2 mm
2000 12.8° 6.7° 0 mm
1999 13.7° 6.8° 0.5 mm
1998 16.6° 6.1° 0 mm
1997 11.1° 0 mm
1996 11.5° 7.1° 0.4 mm
Source: ERA5 reanalysis (Copernicus C3S)

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