September 1 in Ottawa, through the years

Typical high: 29.4°. Hottest: 38.7° (2011). Coldest night: 11.9° (2009).

YEARHIGHLOWRAIN
2025 22° 18.9° 8.3 mm
2024 31.1° 16.2° 0 mm
2023 33.1° 16.4° 0 mm
2022 31.6° 17.6° 0 mm
2021 28.1° 20° 1.3 mm
2020 27.8° 20.5° 20.2 mm
2019 27.2° 17.7° 0 mm
2018 33.5° 24.1° 0.1 mm
2017 25.5° 15.2° 0 mm
2016 26.5° 17° 0 mm
2015 32° 22.2° 0 mm
2014 26.2° 18.4° 44.4 mm
2013 29.8° 22° 0.3 mm
2012 28.8° 20.9° 34.9 mm
2011 38.7° 28.3° 0 mm
2010 26.9° 21.2° 13.7 mm
2009 23.5° 11.9° 0 mm
2008 31.2° 21° 0 mm
2007 29.9° 14.7° 0 mm
2006 27.4° 16.9° 0 mm
2005 27.3° 18.8° 1 mm
2004 29.6° 17.5° 0 mm
2003 22.5° 16.4° 2.5 mm
2002 33° 20.4° 0 mm
2001 27.2° 15.2° 0 mm
2000 38.4° 21.7° 0 mm
1999 33.7° 20.8° 0 mm
1998 28.1° 20.3° 0 mm
1997 32.5° 20.9° 0 mm
1996 28° 18.5° 3.5 mm
Source: ERA5 reanalysis (Copernicus C3S)

Full Ottawa forecast → · Will it rain today?