September 4 in Santa Rosa, through the years

Typical high: 27.5°. Hottest: 36° (2023). Coldest night: 15.8° (2013).

YEARHIGHLOWRAIN
2025 29.6° 16.8° 0 mm
2024 24.4° 18.4° 20.7 mm
2023 36° 17.4° 0 mm
2022 23.6° 18.2° 8.3 mm
2021 25.5° 16.8° 1.2 mm
2020 26.2° 17.1° 9.5 mm
2019 23.6° 17.6° 5.5 mm
2018 24.9° 16.8° 12.9 mm
2017 26.4° 17.1° 0 mm
2016 26.5° 17.8° 0.6 mm
2015 32.3° 20° 0 mm
2014 25.7° 18.4° 7.9 mm
2013 27.8° 15.8° 0.7 mm
2012 28.9° 17.4° 0.4 mm
2011 27.3° 17.9° 2.2 mm
2010 27.1° 17.9° 5 mm
2009 26.8° 16.3° 6.8 mm
2008 26.2° 16.7° 6.3 mm
2007 25.4° 16.7° 4 mm
2006 30.4° 18.7° 0 mm
2005 28.6° 18.9° 0.3 mm
2004 26.3° 16.1° 7.7 mm
2003 24.2° 17.6° 13.9 mm
2002 29.7° 18.2° 0 mm
2001 31.3° 17.9° 0 mm
2000 31.1° 18.7° 0 mm
1999 31.5° 19.2° 0 mm
1998 26.1° 17.3° 0 mm
1997 26.7° 16.9° 1 mm
1996 23.9° 16.8° 12.6 mm
Source: ERA5 reanalysis (Copernicus C3S)

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