September 4 in Larkspur, through the years

Typical high: 24.5°. Hottest: 29.6° (2019). Coldest night: 3.3° (2006).

YEARHIGHLOWRAIN
2025 25.2° 8.9° 1.5 mm
2024 23.1° 12.2° 1.2 mm
2023 27.1° 10.8° 0 mm
2022 28.3° 9.5° 0 mm
2021 24.3° 8.8° 1 mm
2020 29.5° 9.5° 0.9 mm
2019 29.6° 13.2° 1.2 mm
2018 21.1° 8.1° 1.9 mm
2017 28° 12° 0 mm
2016 24.7° 10° 0.2 mm
2015 21.9° 8.3° 2.2 mm
2014 20.7° 10° 1.8 mm
2013 28° 13° 0 mm
2012 28.1° 10.3° 0 mm
2011 19.7° 5.7° 0.8 mm
2010 27.1° 7.7° 0 mm
2009 23.3° 6.6° 0.1 mm
2008 21° 5.4° 0.1 mm
2007 25.6° 9.4° 1.2 mm
2006 19.8° 3.3° 0 mm
2005 25° 10.4° 0 mm
2004 17.8° 8.5° 10.1 mm
2003 23.4° 6.5° 0 mm
2002 25.9° 12.7° 0 mm
2001 24.5° 8.4° 0 mm
2000 27.1° 6.4° 0.7 mm
1999 20.7° 3.3 mm
1998 26.8° 8.1° 0 mm
1997 21.9° 11° 3.1 mm
1996 26.3° 9.7° 1.7 mm
Source: ERA5 reanalysis (Copernicus C3S)

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