September 5 in San José, through the years

Typical high: 31°. Hottest: 36.8° (2024). Coldest night: 15.2° (2015).

YEARHIGHLOWRAIN
2025 24.7° 17.8° 24.9 mm
2024 36.8° 19.4° 0 mm
2023 33.2° 18.1° 0 mm
2022 31.6° 18.8° 0 mm
2021 31.3° 19° 10 mm
2020 33.8° 20.4° 0 mm
2019 31.1° 18° 0 mm
2018 28.8° 17.6° 0 mm
2017 35° 17.5° 0 mm
2016 34.9° 17° 0 mm
2015 27.4° 15.2° 1.3 mm
2014 28.8° 18.1° 4.2 mm
2013 35.4° 18.4° 0 mm
2012 26.9° 18.9° 13.2 mm
2011 32.7° 20.4° 0 mm
2010 31.8° 17.9° 0 mm
2009 29.3° 19.1° 1.6 mm
2008 33.2° 17.6° 0 mm
2007 28.8° 17.6° 19.1 mm
2006 26.3° 17.1° 4.6 mm
2005 30.3° 19.5° 1 mm
2004 26.7° 17.2° 0.8 mm
2003 31.4° 18° 2.1 mm
2002 33° 18° 0 mm
2001 32.7° 17.3° 0 mm
2000 32.7° 17.6° 1 mm
1999 31.7° 16.2° 0 mm
1998 30.7° 17.6° 0.4 mm
1997 31.4° 17.8° 0.2 mm
1996 27.5° 16.8° 0.3 mm
Source: ERA5 reanalysis (Copernicus C3S)

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