September 9 in Boussy-Saint-Antoine, through the years

Typical high: 23.2°. Hottest: 34.8° (2023). Coldest night: 6.4° (2019).

YEARHIGHLOWRAIN
2025 22.4° 12.3° 0.2 mm
2024 17.5° 14.5° 1.8 mm
2023 34.8° 18.6° 0 mm
2022 20.3° 15.2° 3.9 mm
2021 26.2° 19.4° 0.3 mm
2020 27.4° 16° 0 mm
2019 19.4° 6.4° 0.6 mm
2018 28.9° 10.5° 0 mm
2017 17.2° 11.2° 10.8 mm
2016 25.9° 10.2° 0 mm
2015 22.9° 9.6° 0 mm
2014 22.7° 13° 0 mm
2013 16.7° 10° 3.9 mm
2012 31.1° 10° 0 mm
2011 23.7° 18.8° 0 mm
2010 20.4° 11.9° 0 mm
2009 25.3° 13.4° 0 mm
2008 25.2° 10.3° 0.2 mm
2007 20.3° 13.6° 0.2 mm
2006 23.6° 10.4° 0 mm
2005 26.4° 18.9° 4.4 mm
2004 27.8° 13.3° 0 mm
2003 21.2° 13.6° 5.8 mm
2002 18.6° 13.6° 3.5 mm
2001 16° 8.7° 0.2 mm
2000 24.4° 15.3° 0 mm
1999 26.3° 12.5° 0 mm
1998 22.8° 17.3° 0 mm
1997 19.8° 10.3° 0 mm
1996 19.8° 0 mm
Source: ERA5 reanalysis (Copernicus C3S)

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