September 4 in San José, through the years

Typical high: 31.3°. Hottest: 33.5° (2024). Coldest night: 22.4° (2003).

YEARHIGHLOWRAIN
2025 31.7° 24.5° 12.7 mm
2024 33.5° 25.2° 10.8 mm
2023 33° 24.7° 10.8 mm
2022 31.2° 23.9° 8.8 mm
2021 32° 25.7° 13.3 mm
2020 30.9° 24.4° 5.5 mm
2019 32.4° 26.3° 9.6 mm
2018 30.4° 24.4° 4.3 mm
2017 31.4° 26.7° 6.3 mm
2016 32.6° 26° 14.8 mm
2015 33.2° 25.1° 7.3 mm
2014 31.8° 24.5° 8.7 mm
2013 30.5° 24° 11.4 mm
2012 32.7° 25.9° 13.5 mm
2011 31.8° 24.5° 10.7 mm
2010 29.9° 25° 8.5 mm
2009 32.1° 26.1° 22.9 mm
2008 29.1° 24.5° 2.4 mm
2007 31.3° 23.6° 14.8 mm
2006 29.2° 25.6° 6.7 mm
2005 31.9° 24.8° 16.2 mm
2004 29.5° 24.8° 18.3 mm
2003 31.9° 22.4° 12.3 mm
2002 33.2° 23.7° 17.2 mm
2001 31.6° 23° 13.3 mm
2000 26.4° 22.6° 34.2 mm
1999 31.7° 23.7° 11.5 mm
1998 29.4° 24.4° 14.6 mm
1997 32° 24.3° 4.3 mm
1996 29.3° 23.7° 14.9 mm
Source: ERA5 reanalysis (Copernicus C3S)

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