September 4 in Rattanadeniya, through the years

Typical high: 31.7°. Hottest: 34.8° (2025). Coldest night: 20.5° (1996).

YEARHIGHLOWRAIN
2025 34.8° 22.5° 0.5 mm
2024 32.3° 23.3° 0.2 mm
2023 27.8° 22.9° 3.8 mm
2022 30.1° 22.1° 17.2 mm
2021 29.8° 22.9° 0.3 mm
2020 30° 22° 10.2 mm
2019 32.3° 22.8° 0 mm
2018 32.7° 22.1° 1 mm
2017 30.9° 23° 22.4 mm
2016 33° 23.9° 1.3 mm
2015 31.3° 22.7° 2.6 mm
2014 30.7° 21.2° 9.6 mm
2013 29.9° 22.4° 3 mm
2012 31.3° 23.4° 3.5 mm
2011 31.3° 22.9° 11.8 mm
2010 33.3° 24.1° 0 mm
2009 31.7° 24.2° 1.5 mm
2008 29° 20.8° 12.3 mm
2007 30.2° 21° 2.7 mm
2006 31.8° 22.8° 4.7 mm
2005 31.3° 24.1° 11.6 mm
2004 33.9° 22.2° 0 mm
2003 32.5° 23.5° 10.3 mm
2002 32.9° 22° 0.1 mm
2001 34.6° 21.6° 0 mm
2000 31.5° 22.8° 1.6 mm
1999 34.2° 22.3° 0 mm
1998 30.7° 23.6° 18 mm
1997 33.8° 23.8° 0 mm
1996 30.1° 20.5° 18.4 mm
Source: ERA5 reanalysis (Copernicus C3S)

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