September 6 in San Mateo, through the years

Typical high: 27.3°. Hottest: 34.3° (2023). Coldest night: 16.3° (2000).

YEARHIGHLOWRAIN
2025 32.1° 21° 2.2 mm
2024 23.6° 20.5° 23.1 mm
2023 34.3° 21.6° 0.5 mm
2022 26.4° 20° 10.2 mm
2021 28.8° 18.7° 0.2 mm
2020 23.1° 19° 14.6 mm
2019 28.5° 19.9° 4.6 mm
2018 28.5° 19.5° 5.6 mm
2017 22.2° 18.3° 9.9 mm
2016 28.6° 19.5° 5.3 mm
2015 30° 19.1° 0.5 mm
2014 27.4° 19.1° 1.8 mm
2013 23.7° 19.5° 30.6 mm
2012 31.4° 19.3° 0 mm
2011 24.5° 18.8° 9.3 mm
2010 27.4° 18.7° 2 mm
2009 25.8° 19.2° 9.1 mm
2008 23.9° 18.4° 9.2 mm
2007 29.8° 19.2° 0.3 mm
2006 27.3° 19.5° 7.4 mm
2005 27.3° 18.4° 4.4 mm
2004 29.7° 19.1° 1.8 mm
2003 24° 19.4° 16.5 mm
2002 28.8° 19.7° 3.1 mm
2001 29.2° 18.5° 0.3 mm
2000 31.7° 16.3° 0 mm
1999 26.8° 19.1° 6 mm
1998 22.8° 19.1° 21.1 mm
1997 25.8° 18.3° 2.1 mm
1996 25.1° 19.3° 14.2 mm
Source: ERA5 reanalysis (Copernicus C3S)

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