September 4 in San Jose, through the years

Typical high: 29.4°. Hottest: 30.9° (2007). Coldest night: 24.2° (1996).

YEARHIGHLOWRAIN
2025 29.1° 25.4° 6.4 mm
2024 30° 26.8° 0.5 mm
2023 30° 26.2° 4.3 mm
2022 29.9° 25.8° 15.6 mm
2021 28.8° 25.3° 18.7 mm
2020 30.4° 26.5° 0.3 mm
2019 29.5° 26.6° 0.6 mm
2018 27.9° 25.2° 13.4 mm
2017 30.3° 25.3° 5.4 mm
2016 29.6° 25.6° 4.3 mm
2015 29.3° 25.7° 3.3 mm
2014 26° 24.9° 47.4 mm
2013 29.4° 25° 4.4 mm
2012 29.5° 25° 8.4 mm
2011 30° 25.4° 2.5 mm
2010 30.1° 25.5° 0.7 mm
2009 30.1° 26.6° 5 mm
2008 29.3° 25.1° 8.8 mm
2007 30.9° 25.9° 0.8 mm
2006 29° 24.9° 11 mm
2005 29.5° 25.2° 6.7 mm
2004 29.7° 26° 0.4 mm
2003 29.5° 25.3° 14 mm
2002 28.9° 24.6° 8.5 mm
2001 29.4° 25.4° 5.5 mm
2000 30.6° 24.5° 0 mm
1999 27.8° 25.1° 4.9 mm
1998 29.7° 25.6° 2.2 mm
1997 30.3° 26.5° 0.6 mm
1996 28.2° 24.2° 11.8 mm
Source: ERA5 reanalysis (Copernicus C3S)

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