September 9 in San José, through the years

Typical high: 27°. Hottest: 40.6° (2013). Coldest night: 5.5° (1996).

YEARHIGHLOWRAIN
2025 31.3° 10.9° 0 mm
2024 32° 15.8° 0 mm
2023 28.2° 11.1° 0 mm
2022 20.9° 7.1° 0 mm
2021 23.7° 5.8° 0 mm
2020 29.5° 12.9° 0 mm
2019 25.2° 11.1° 0.5 mm
2018 31.6° 18.8° 0 mm
2017 20.6° 11.4° 7 mm
2016 32.9° 12.2° 0 mm
2015 28.5° 16.3° 0 mm
2014 32.3° 16.3° 0.1 mm
2013 40.6° 21.6° 0 mm
2012 20.1° 15.7° 0.7 mm
2011 29.6° 12.8° 0 mm
2010 31.4° 16.1° 0 mm
2009 20.1° 8.8° 0 mm
2008 26.6° 12.5° 0 mm
2007 37.3° 20.1° 0 mm
2006 29° 13.7° 0 mm
2005 29.6° 15.2° 0 mm
2004 21.1° 10.2° 0 mm
2003 17.9° 9.9° 0 mm
2002 26.3° 11.8° 0 mm
2001 23.9° 14.9° 0 mm
2000 29.6° 15.3° 0 mm
1999 23.7° 12.4° 0 mm
1998 23.6° 11.7° 0 mm
1997 20.7° 16.3° 0 mm
1996 22.8° 5.5° 0 mm
Source: ERA5 reanalysis (Copernicus C3S)

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