September 9 in Sien, through the years

Typical high: 28.2°. Hottest: 31.6° (2009). Coldest night: 20.4° (2008).

YEARHIGHLOWRAIN
2025 30.1° 21.9° 3 mm
2024 28.4° 22.6° 1.6 mm
2023 27.9° 22.7° 5.9 mm
2022 28.7° 21.9° 28.5 mm
2021 25.5° 22.7° 24.3 mm
2020 28.9° 22.7° 0 mm
2019 27.7° 22.5° 11.3 mm
2018 28° 22.3° 10.7 mm
2017 30.5° 22.3° 0 mm
2016 28.9° 23.1° 3.7 mm
2015 28° 22.3° 3.4 mm
2014 29° 21.2° 6 mm
2013 28.5° 21.6° 2.7 mm
2012 29.8° 21.2° 1.5 mm
2011 27.2° 21.6° 4.3 mm
2010 25.8° 21.7° 31.5 mm
2009 31.6° 21.7° 1 mm
2008 30.4° 20.4° 3.5 mm
2007 28° 22° 2.2 mm
2006 26.9° 21° 2.9 mm
2005 29.2° 20.9° 11.2 mm
2004 27.1° 21.8° 2.9 mm
2003 30.3° 22.3° 0.4 mm
2002 29.5° 21.5° 0 mm
2001 24.8° 21.5° 2.7 mm
2000 28° 21.7° 5.2 mm
1999 26.7° 21° 5.6 mm
1998 29.1° 22.1° 1.9 mm
1997 25.5° 22.2° 20 mm
1996 26.9° 20.9° 9.4 mm
Source: ERA5 reanalysis (Copernicus C3S)

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