September 9 in San José, through the years

Typical high: 30°. Hottest: 32.5° (2010). Coldest night: 21.9° (2005).

YEARHIGHLOWRAIN
2025 31.6° 22.9° 6.9 mm
2024 32.3° 25.1° 0.1 mm
2023 31.8° 23.2° 0.6 mm
2022 29.7° 23.3° 14.1 mm
2021 31.5° 24.5° 5.3 mm
2020 28.9° 22.6° 5.7 mm
2019 31.7° 24.9° 0.2 mm
2018 30.6° 23.3° 0.3 mm
2017 29.2° 23.1° 3.6 mm
2016 30° 22.4° 16.5 mm
2015 30.6° 23.8° 2.8 mm
2014 27.8° 22.9° 25 mm
2013 29.4° 23.9° 12.9 mm
2012 28.7° 23.2° 4.8 mm
2011 32.1° 22.6° 6.8 mm
2010 32.5° 23.4° 4.9 mm
2009 30.2° 24.6° 16.6 mm
2008 28° 22.1° 15.6 mm
2007 28.6° 22.1° 8.2 mm
2006 31.6° 22.2° 3.2 mm
2005 29.7° 21.9° 14.4 mm
2004 28.3° 22.6° 19.8 mm
2003 27.6° 22.1° 13.5 mm
2002 26.5° 22.6° 20.3 mm
2001 30.6° 22.9° 0.2 mm
2000 31.1° 22.2° 14.4 mm
1999 29° 23.3° 8 mm
1998 31.2° 23.1° 14.3 mm
1997 31° 23.9° 12.6 mm
1996 28.5° 22.5° 5.3 mm
Source: ERA5 reanalysis (Copernicus C3S)

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