August 17 in Boissy, through the years

Typical high: 23.9°. Hottest: 32.5° (2012). Coldest night: 10.9° (2007).

YEARHIGHLOWRAIN
2025 27.3° 14.2° 0 mm
2024 21.5° 16.1° 6 mm
2023 27.3° 17° 0 mm
2022 23.2° 16.6° 3.3 mm
2021 18.4° 11.7° 0.2 mm
2020 22.5° 15.3° 0.1 mm
2019 19.5° 16.3° 9.5 mm
2018 22.7° 14.4° 2.7 mm
2017 23.2° 16.2° 2.9 mm
2016 29.7° 13.3° 0 mm
2015 19.4° 13.5° 0 mm
2014 19.2° 11.3° 0 mm
2013 25.5° 14.6° 0.1 mm
2012 32.5° 16.5° 0 mm
2011 24.1° 14° 1 mm
2010 18° 14.4° 0.1 mm
2009 24.4° 14.8° 0 mm
2008 20.7° 14.7° 0.4 mm
2007 18.9° 10.9° 0.2 mm
2006 21.9° 14.7° 8.7 mm
2005 26.9° 12.5° 0 mm
2004 23.8° 16.2° 3.5 mm
2003 28° 17.5° 0 mm
2002 30.5° 15.6° 0 mm
2001 24.5° 11.7° 0 mm
2000 22.9° 16.1° 0 mm
1999 19.3° 11.8° 0.2 mm
1998 28° 11.7° 0 mm
1997 27.7° 16.6° 2.5 mm
1996 26.6° 14.2° 0 mm
Source: ERA5 reanalysis (Copernicus C3S)

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