September 4 in San José, through the years

Typical high: 29.2°. Hottest: 33.1° (2003). Coldest night: 20° (2022).

YEARHIGHLOWRAIN
2025 29.3° 20.8° 6.7 mm
2024 32.5° 21.2° 6.4 mm
2023 31.8° 21.3° 30.1 mm
2022 27.7° 20° 17.9 mm
2021 28.9° 20° 6.1 mm
2020 29.3° 21.5° 37.4 mm
2019 30.8° 20.6° 3.9 mm
2018 30.2° 21.3° 29.7 mm
2017 31.3° 20.6° 9.8 mm
2016 26° 20° 13.1 mm
2015 29.2° 20.6° 18.1 mm
2014 30.6° 20.8° 7 mm
2013 27.7° 20.3° 16.4 mm
2012 29.4° 20° 1.6 mm
2011 27.1° 20.6° 10 mm
2010 22.3° 21.1° 91.2 mm
2009 30.1° 22.3° 4.9 mm
2008 28.7° 20.4° 25.5 mm
2007 29.3° 20.8° 5 mm
2006 30° 20.6° 21.5 mm
2005 29.8° 21.7° 0 mm
2004 29.1° 21.9° 7.7 mm
2003 33.1° 20.6° 2.4 mm
2002 30.4° 20.6° 9.7 mm
2001 28.9° 21.1° 4.6 mm
2000 28.7° 20.7° 13.4 mm
1999 26.1° 20° 33.1 mm
1998 28.5° 21.1° 10.5 mm
1997 30° 22° 7.4 mm
1996 29.3° 22° 4.5 mm
Source: ERA5 reanalysis (Copernicus C3S)

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