September 9 in San Francisco, through the years

Typical high: 11.7°. Hottest: 19.8° (2012). Coldest night: -0.9° (1999).

YEARHIGHLOWRAIN
2025 10.9° 7.8° 87.5 mm
2024 12.2° 2.4° 10.9 mm
2023 12.7° 7.3° 28.7 mm
2022 11° 1.5° 0 mm
2021 15.6° 4.9° 1.2 mm
2020 11.9° 3.1° 1.4 mm
2019 10.4° 6.3° 10.7 mm
2018 19.6° 3.1° 0 mm
2017 15.1° 0.6° 0 mm
2016 12.7° 7.4° 13.4 mm
2015 6.8° 0.3° 1.1 mm
2014 9.7° 2.5° 13.8 mm
2013 14° 11.7° 29.4 mm
2012 19.8° 2.4° 0 mm
2011 10° 38.4 mm
2010 13.5° 7.1° 0.1 mm
2009 9.5° 2.4° 0.6 mm
2008 13.1° 4.9° 0.9 mm
2007 12° 7.1° 10.3 mm
2006 10.5° 8.9° 72.6 mm
2005 10.4° 0 mm
2004 11.4° -0.5° 0 mm
2003 11.6° -0.1° 0 mm
2002 11.8° 3.3° 15.2 mm
2001 10° 4.1° 0.4 mm
2000 8.7° 4.6° 37.5 mm
1999 7.1° -0.9° 3.1 mm
1998 10.6° 3.9° 7.4 mm
1997 9.1° 1.4 mm
1996 9.1° 0.1 mm
Source: ERA5 reanalysis (Copernicus C3S)

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