September 5 in San José, through the years

Typical high: 30.5°. Hottest: 34° (2023). Coldest night: 20.4° (2000).

YEARHIGHLOWRAIN
2025 29.5° 23.3° 8.6 mm
2024 31.2° 22.8° 1.3 mm
2023 34° 24.8° 0.6 mm
2022 29.7° 23.5° 1.9 mm
2021 27.9° 22.7° 3.1 mm
2020 31.6° 23.6° 1.5 mm
2019 33.7° 23.4° 1.8 mm
2018 30.2° 24.2° 2.9 mm
2017 33.1° 25.1° 2.5 mm
2016 30.9° 23° 13.4 mm
2015 33.7° 24.9° 1.2 mm
2014 32.8° 24.5° 0.6 mm
2013 28.7° 22.6° 3.9 mm
2012 30.1° 22.3° 3.8 mm
2011 30.8° 23.7° 0.5 mm
2010 25.9° 21° 12.1 mm
2009 32.6° 23.4° 0 mm
2008 30.1° 23.7° 1.2 mm
2007 29.1° 21.6° 5.2 mm
2006 29.8° 22.5° 2.6 mm
2005 30.8° 23.4° 2.1 mm
2004 28.9° 22.5° 7.9 mm
2003 28.9° 22.1° 8.9 mm
2002 31.5° 21.9° 2.8 mm
2001 30.4° 22.2° 4.6 mm
2000 26.8° 20.4° 21.9 mm
1999 29.7° 22.3° 0.1 mm
1998 29.2° 21.1° 1.2 mm
1997 33.5° 23.8° 1.4 mm
1996 29.1° 21.7° 2.5 mm
Source: ERA5 reanalysis (Copernicus C3S)

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