September 4 in San Jose, through the years

Typical high: 28.7°. Hottest: 31.4° (2008). Coldest night: 21° (2000).

YEARHIGHLOWRAIN
2025 27.4° 23.2° 22.1 mm
2024 24.9° 23.3° 55.6 mm
2023 26.7° 23.5° 15 mm
2022 27.6° 23.1° 10 mm
2021 29.6° 22° 3 mm
2020 31° 23° 0.6 mm
2019 29.3° 23.1° 4.2 mm
2018 28.9° 22.5° 9.5 mm
2017 29.4° 23.4° 13.9 mm
2016 26° 23.8° 4 mm
2015 30° 22.6° 7.2 mm
2014 29.1° 22.3° 12.2 mm
2013 29.6° 23° 26.4 mm
2012 29° 22.3° 20.1 mm
2011 28.9° 22.9° 10.6 mm
2010 27.4° 21.4° 18 mm
2009 28° 22.9° 15.1 mm
2008 31.4° 22.8° 9.5 mm
2007 30.7° 22.3° 0.2 mm
2006 30.8° 22.9° 14.4 mm
2005 28.1° 22.7° 11.4 mm
2004 28.6° 23° 6.2 mm
2003 25.6° 21.4° 33.9 mm
2002 29.8° 22.1° 3.9 mm
2001 28° 21.9° 8.4 mm
2000 24.9° 21° 81.7 mm
1999 28.6° 22.1° 12.8 mm
1998 31.4° 21.9° 8.6 mm
1997 29.4° 21.7° 10.2 mm
1996 31° 21.9° 5.9 mm
Source: ERA5 reanalysis (Copernicus C3S)

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