September 5 in San José, through the years

Typical high: 29.8°. Hottest: 33° (2017). Coldest night: 19.5° (2022).

YEARHIGHLOWRAIN
2025 24.6° 20.3° 19.3 mm
2024 29.5° 21.4° 5.4 mm
2023 30° 22.6° 1.2 mm
2022 28.8° 19.5° 6.6 mm
2021 30.7° 22.2° 4.5 mm
2020 32.4° 22.6° 7 mm
2019 32.2° 22.6° 2.2 mm
2018 29.2° 21.7° 3.3 mm
2017 33° 25° 0 mm
2016 31.3° 21.8° 7.1 mm
2015 31.8° 22° 1.5 mm
2014 29.6° 22.3° 9.6 mm
2013 31.9° 22.6° 3.1 mm
2012 28.7° 20.6° 9.3 mm
2011 32° 22.8° 1.4 mm
2010 30.8° 20.2° 10.8 mm
2009 31.2° 22° 6.2 mm
2008 28.6° 21.2° 10.6 mm
2007 27.5° 21.2° 13 mm
2006 30.4° 21.8° 7.2 mm
2005 30.1° 22.7° 11.4 mm
2004 28.8° 21.7° 1.4 mm
2003 28.3° 21° 15.5 mm
2002 29.5° 21.7° 5.3 mm
2001 30.4° 21.4° 7.9 mm
2000 27.2° 20.2° 19.8 mm
1999 25.4° 20° 28 mm
1998 27.1° 20.9° 6.7 mm
1997 32° 22.8° 0.7 mm
1996 29.9° 22.7° 9.1 mm
Source: ERA5 reanalysis (Copernicus C3S)

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