September 9 in Kona, through the years

Typical high: 27.2°. Hottest: 28.8° (2025). Coldest night: 24.6° (2019).

YEARHIGHLOWRAIN
2025 28.8° 25.8° 7.4 mm
2024 27.4° 25.6° 16.8 mm
2023 27° 25.5° 29 mm
2022 27.5° 25.3° 3.1 mm
2021 26.8° 25.2° 11.7 mm
2020 27.6° 26° 2 mm
2019 26.6° 24.6° 12.9 mm
2018 27.4° 25.2° 13.9 mm
2017 28.3° 25.8° 3.9 mm
2016 27.9° 25.2° 9.2 mm
2015 26.9° 25.2° 16.6 mm
2014 28.4° 26° 2.5 mm
2013 26.9° 24.9° 3.6 mm
2012 26.8° 25.2° 22.5 mm
2011 27.5° 25.6° 9.4 mm
2010 26.3° 24.9° 12.1 mm
2009 27.4° 25.7° 0.1 mm
2008 27.8° 25.9° 0.3 mm
2007 27.1° 25.1° 4.7 mm
2006 27.3° 25.3° 10.4 mm
2005 27.4° 24.9° 13.9 mm
2004 26.8° 24.7° 15.4 mm
2003 26.2° 25° 14.9 mm
2002 27° 24.8° 11.2 mm
2001 26.8° 24.8° 29.4 mm
2000 27.6° 25.4° 3.8 mm
1999 26.7° 24.9° 9.6 mm
1998 26.7° 24.9° 29.3 mm
1997 25.8° 24.7° 0 mm
1996 27° 24.8° 22.8 mm
Source: ERA5 reanalysis (Copernicus C3S)

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