August 30 in Sienna, through the years

Typical high: 20.9°. Hottest: 33.1° (2015). Coldest night: 8.2° (2001).

YEARHIGHLOWRAIN
2025 24.1° 15.8° 14.2 mm
2024 30° 13.8° 0 mm
2023 16.9° 13.5° 14.7 mm
2022 21.2° 11.7° 0 mm
2021 13.6° 10.8° 20.5 mm
2020 26.7° 14.9° 0.8 mm
2019 25.5° 16.8° 1 mm
2018 25° 9.8° 0.7 mm
2017 24.5° 8.7° 0 mm
2016 19.4° 12.4° 0.7 mm
2015 33.1° 15.5° 0 mm
2014 20.8° 13.2° 0.8 mm
2013 20° 9.2° 0 mm
2012 26.8° 9.7° 0 mm
2011 20.3° 10° 0.6 mm
2010 12.8° 8.3° 7.8 mm
2009 17.9° 9.5° 0 mm
2008 16° 10.4° 1.8 mm
2007 17° 9.1° 0 mm
2006 13.5° 8.4° 6 mm
2005 25.4° 9.6° 0 mm
2004 23.8° 12.2° 0.5 mm
2003 19.7° 12.9° 10 mm
2002 24.6° 11.5° 0 mm
2001 18.5° 8.2° 0 mm
2000 20.6° 11.9° 0.1 mm
1999 18.6° 12.1° 0 mm
1998 14.7° 8.9° 2.2 mm
1997 13.9° 11.6° 36.4 mm
1996 21.6° 14.3° 8.9 mm
Source: ERA5 reanalysis (Copernicus C3S)

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