September 11 in San José, through the years

Typical high: 39.5°. Hottest: 44.6° (2009). Coldest night: 18.1° (2020).

YEARHIGHLOWRAIN
2025 36.7° 21.2° 0 mm
2024 43.3° 27.6° 0 mm
2023 39.1° 29.2° 0 mm
2022 36.4° 23.4° 0 mm
2021 42.8° 28° 0 mm
2020 36.7° 18.1° 0 mm
2019 36.2° 21.9° 0 mm
2018 43.4° 22.6° 0 mm
2017 41.9° 27.4° 0 mm
2016 42.9° 25.4° 0 mm
2015 40.3° 27.5° 0.8 mm
2014 42.1° 26.7° 0 mm
2013 37.6° 24.7° 0 mm
2012 33.2° 25.1° 2.9 mm
2011 39.5° 23.7° 0 mm
2010 38.1° 22.3° 0 mm
2009 44.6° 26.5° 0 mm
2008 37.6° 26.3° 3.5 mm
2007 42.9° 23.9° 0 mm
2006 39.7° 23.9° 0 mm
2005 36.8° 20.5° 0 mm
2004 41.9° 29.8° 0 mm
2003 38.1° 21.9° 0 mm
2002 36.6° 22.9° 0 mm
2001 39.3° 23.5° 0 mm
2000 37.7° 24.5° 0 mm
1999 39.3° 27.9° 0 mm
1998 39.1° 27° 0.2 mm
1997 41.7° 27.7° 0 mm
1996 39.2° 25.2° 0 mm
Source: ERA5 reanalysis (Copernicus C3S)

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