September 4 in Santa Rosa, through the years

Typical high: 34.7°. Hottest: 37.3° (2018). Coldest night: 19.6° (2017).

YEARHIGHLOWRAIN
2025 34.4° 21.1° 0 mm
2024 35.6° 21.2° 0 mm
2023 35.6° 22.2° 0 mm
2022 34.7° 21.2° 0 mm
2021 35.8° 25.2° 0 mm
2020 33.6° 21.5° 0 mm
2019 35.1° 24.5° 0 mm
2018 37.3° 25.3° 0 mm
2017 32.8° 19.6° 0 mm
2016 34° 22.7° 0 mm
2015 36.3° 25.7° 0 mm
2014 36° 25.5° 0 mm
2013 35.8° 24.6° 0 mm
2012 34.4° 22.2° 0 mm
2011 33° 21.3° 0 mm
2010 33.8° 20.5° 0 mm
2009 36° 22.8° 0 mm
2008 34.1° 22.5° 0 mm
2007 33.8° 20° 0 mm
2006 36.3° 24.2° 0 mm
2005 35° 23.3° 0 mm
2004 33.8° 21.5° 0 mm
2003 33.2° 22.3° 0 mm
2002 32.5° 25.6° 0.8 mm
2001 34° 22.1° 0 mm
2000 35.1° 24.8° 0 mm
1999 34.6° 20.8° 0 mm
1998 34.9° 22.3° 0 mm
1997 35.9° 24.6° 0 mm
1996 34.5° 23.4° 0 mm
Source: ERA5 reanalysis (Copernicus C3S)

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