September 9 in Thornhill, through the years

Typical high: 15.5°. Hottest: 21.1° (2023). Coldest night: 4.8° (2006).

YEARHIGHLOWRAIN
2025 16.1° 6.8° 1.1 mm
2024 13.2° 8.7° 2.4 mm
2023 21.1° 15° 1.8 mm
2022 16.7° 9.7° 4.3 mm
2021 16.4° 14.8° 9 mm
2020 14.2° 9.1° 0.4 mm
2019 14.1° 11.2° 19.8 mm
2018 14° 9.9° 10.3 mm
2017 16.3° 0.2 mm
2016 15.3° 11.5° 18.1 mm
2015 13.3° 0 mm
2014 16.2° 0.3 mm
2013 15° 5.7° 1.5 mm
2012 16.2° 8.8° 3.1 mm
2011 15.6° 8.9° 4.9 mm
2010 16.8° 9.8° 0.2 mm
2009 15.3° 8.9° 0.1 mm
2008 13.1° 9.8° 7.9 mm
2007 14.7° 11.6° 0.3 mm
2006 17.6° 4.8° 0 mm
2005 11.1° 8.9° 0.8 mm
2004 18.9° 7.1° 0 mm
2003 14.2° 9.2° 0.4 mm
2002 14.9° 9.9° 11.4 mm
2001 13.5° 6.9° 0 mm
2000 14.9° 10.7° 0 mm
1999 14.7° 9.2° 1.1 mm
1998 17° 12.9° 9.9 mm
1997 15.7° 7.8° 0 mm
1996 17.7° 7.1° 0 mm
Source: ERA5 reanalysis (Copernicus C3S)

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