September 4 in Santa Rosa, through the years

Typical high: 35.6°. Hottest: 42.4° (2023). Coldest night: 23.8° (2007).

YEARHIGHLOWRAIN
2025 41.5° 26.9° 0 mm
2024 31.7° 25.5° 20.1 mm
2023 42.4° 27.7° 0 mm
2022 29.7° 24.4° 16.2 mm
2021 39.4° 26.6° 0 mm
2020 36.3° 26.3° 0.3 mm
2019 28.8° 24.3° 38.3 mm
2018 38.6° 26.8° 0 mm
2017 33.6° 25.4° 3.4 mm
2016 33° 25.1° 0.7 mm
2015 36.3° 26° 0 mm
2014 30.8° 24.1° 2.1 mm
2013 37.3° 25.6° 0.2 mm
2012 41.6° 26° 0 mm
2011 41.7° 29.1° 0 mm
2010 32.2° 24.5° 7.6 mm
2009 33.3° 25° 2.6 mm
2008 32.4° 26° 4.1 mm
2007 33.7° 23.8° 6.6 mm
2006 35.6° 24.7° 0 mm
2005 34.4° 24.3° 5.1 mm
2004 33° 23.9° 10.9 mm
2003 30.5° 24.6° 14.4 mm
2002 36.8° 26.7° 2.1 mm
2001 34.4° 25.7° 0 mm
2000 42° 26.3° 0 mm
1999 37.6° 27.4° 0.4 mm
1998 39.6° 26.4° 0 mm
1997 35° 26.4° 2.2 mm
1996 33.8° 25.3° 2.6 mm
Source: ERA5 reanalysis (Copernicus C3S)

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