September 9 in Richmond Hill, through the years

Typical high: 19.8°. Hottest: 29.7° (2023). Coldest night: 6.9° (2019).

YEARHIGHLOWRAIN
2025 20.8° 8.4° 0 mm
2024 15.4° 12.1° 0 mm
2023 29.7° 17° 0 mm
2022 18.5° 13.8° 3.8 mm
2021 24.6° 17° 1.4 mm
2020 21.6° 13.3° 0.1 mm
2019 14.6° 6.9° 3.2 mm
2018 21.1° 13.9° 0.3 mm
2017 16.8° 9.2° 3.5 mm
2016 23.5° 13.9° 0 mm
2015 18° 11.6° 0.1 mm
2014 18.4° 8.4° 0 mm
2013 16.4° 7.1° 1.5 mm
2012 26.3° 12.4° 0 mm
2011 21.8° 13.9° 0 mm
2010 20.9° 12.6° 4.9 mm
2009 18.3° 12° 0 mm
2008 19.6° 12.7° 1 mm
2007 20.3° 13.6° 0 mm
2006 19° 11.3° 0 mm
2005 23.3° 15.1° 2.3 mm
2004 21.6° 14.4° 0 mm
2003 18.9° 10.9° 0.3 mm
2002 17.9° 10.8° 19.5 mm
2001 13.4° 9.7° 0.5 mm
2000 20.5° 14.2° 0 mm
1999 19.8° 11.4° 0 mm
1998 19.8° 15° 3.4 mm
1997 17.1° 9.4° 0 mm
1996 15.5° 12.6° 0.4 mm
Source: ERA5 reanalysis (Copernicus C3S)

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