September 11 in San Francisco, through the years

Typical high: 30.5°. Hottest: 34.8° (2019). Coldest night: 20.6° (2001).

YEARHIGHLOWRAIN
2025 31.1° 25.8° 0.9 mm
2024 33.4° 24.2° 4 mm
2023 32.3° 23.5° 1.7 mm
2022 31.1° 24.1° 0.1 mm
2021 29.4° 23° 19.7 mm
2020 32.1° 25.3° 2.1 mm
2019 34.8° 25.9° 2.3 mm
2018 30.6° 25.3° 0.4 mm
2017 31.9° 23.9° 9.4 mm
2016 30.2° 22° 24 mm
2015 26.4° 22.7° 65.3 mm
2014 27.4° 23.4° 21.6 mm
2013 29.5° 22.8° 10 mm
2012 30.8° 23.6° 9.7 mm
2011 28.7° 23.2° 15.5 mm
2010 32° 23.8° 3 mm
2009 31.3° 24.5° 4.3 mm
2008 32° 23.7° 0 mm
2007 29.7° 22.4° 5.9 mm
2006 30.3° 22.5° 19.4 mm
2005 30.8° 23.4° 7.8 mm
2004 30° 23° 7.1 mm
2003 29.6° 22.4° 18.6 mm
2002 29.5° 21.1° 9.4 mm
2001 28.1° 20.6° 48.7 mm
2000 29.2° 21.3° 25.5 mm
1999 30.1° 21.9° 4.8 mm
1998 28.4° 22.7° 15.4 mm
1997 33.8° 24° 1.2 mm
1996 30.9° 22.9° 8.8 mm
Source: ERA5 reanalysis (Copernicus C3S)

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