September 4 in Santa Rosa, through the years

Typical high: 35.8°. Hottest: 41.2° (2020). Coldest night: 22.4° (2014).

YEARHIGHLOWRAIN
2025 30.4° 24.7° 8.4 mm
2024 38.8° 27.8° 3.3 mm
2023 39.2° 26.7° 0 mm
2022 37.3° 25.2° 0.3 mm
2021 33.9° 23.4° 6.7 mm
2020 41.2° 27.7° 0 mm
2019 35.8° 24.5° 0 mm
2018 36.5° 25° 1 mm
2017 37.9° 25.2° 0 mm
2016 41.2° 26° 0 mm
2015 36.6° 24.5° 0 mm
2014 31.1° 22.4° 24.2 mm
2013 35.5° 23.1° 0.6 mm
2012 34.6° 25.9° 3.7 mm
2011 33.1° 25.7° 0 mm
2010 34.8° 24.9° 0.2 mm
2009 33.1° 25.6° 0 mm
2008 37.8° 25.7° 0 mm
2007 33.6° 25° 0.1 mm
2006 35.9° 24° 1.5 mm
2005 38.5° 25.3° 0.7 mm
2004 30.3° 24.5° 19.8 mm
2003 34° 24.7° 2.5 mm
2002 38.2° 25.3° 0 mm
Source: ERA5 reanalysis (Copernicus C3S)

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