September 11 in Rancho San Francisco, through the years

Typical high: 27.5°. Hottest: 34° (2023). Coldest night: 11.2° (2024).

YEARHIGHLOWRAIN
2025 28.7° 16.4° 0 mm
2024 30.3° 11.2° 0 mm
2023 34° 17.5° 0 mm
2022 25.4° 15.6° 0.5 mm
2021 28.9° 14.8° 0 mm
2020 25.4° 13.9° 0 mm
2019 28.4° 16.7° 7.8 mm
2018 27.9° 14.5° 0 mm
2017 28.3° 17.1° 0 mm
2016 26.1° 16.9° 0.7 mm
2015 25.6° 17.9° 3.2 mm
2014 24.5° 17.9° 1.2 mm
2013 22.6° 17.6° 22.6 mm
2012 30° 17.3° 1.2 mm
2011 31.1° 17.7° 0 mm
2010 29.1° 16.5° 0 mm
2009 26.5° 12.6° 3.2 mm
2008 22.4° 16.2° 26 mm
2007 24.2° 17.2° 12.2 mm
2006 27.2° 15.1° 2.5 mm
2005 29.9° 15.7° 0.9 mm
2004 28.7° 12.2° 0 mm
2003 29.1° 17.9° 0.3 mm
2002 26.7° 17.9° 0.2 mm
2001 24.9° 16.8° 1 mm
2000 30° 18.7° 0 mm
1999 28.3° 18° 0.7 mm
1998 28.1° 17.1° 0 mm
1997 29.6° 16.3° 0 mm
1996 21.9° 15.9° 13.7 mm
Source: ERA5 reanalysis (Copernicus C3S)

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