September 4 in San José, through the years

Typical high: 11.4°. Hottest: 14.6° (1996). Coldest night: -2° (2013).

YEARHIGHLOWRAIN
2025 10.4° 1.3° 0.5 mm
2024 13.6° 4.1° 0.5 mm
2023 12.6° 3.9° 3.9 mm
2022 11.1° 0.5° 0.2 mm
2021 12° 2.2 mm
2020 11.3° 4.8° 2.9 mm
2019 9.6° 3.7° 2.1 mm
2018 10.7° 1.5 mm
2017 13.2° 0.1° 0.9 mm
2016 10.7° 4.5° 4.4 mm
2015 10.2° 2.8° 0.7 mm
2014 10.1° 1.6° 3.8 mm
2013 11.3° -2° 0 mm
2012 2.8° 2 mm
2011 12.1° 0.1° 0.2 mm
2010 11.3° 2.3° 3.7 mm
2009 10.8° 2.5° 1.3 mm
2008 11.1° 2.9° 6.2 mm
2007 10.5° 2.5° 2.1 mm
2006 10° 3.6° 3.5 mm
2005 10.9° 0.4° 5.9 mm
2004 11.1° 0.7° 1.8 mm
2003 11.1° -1° 1.5 mm
2002 11.4° 3.7° 6 mm
2001 10.1° 1.4° 2.9 mm
2000 12.5° -0.2° 0.1 mm
1999 12.6° 2.3° 2.9 mm
1998 11.6° 4.7° 2.5 mm
1997 13.7° 3.1° 0 mm
1996 14.6° 2.4° 0.3 mm
Source: ERA5 reanalysis (Copernicus C3S)

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