September 9 in Santa Rosa, through the years

Typical high: 35.7°. Hottest: 41.7° (2023). Coldest night: 20.8° (2020).

YEARHIGHLOWRAIN
2025 39.7° 27.4° 0 mm
2024 39.5° 27.1° 0 mm
2023 41.7° 29.3° 0 mm
2022 34.1° 23° 3 mm
2021 40.8° 27.4° 0 mm
2020 31.2° 20.8° 0 mm
2019 35.9° 25.1° 0.2 mm
2018 38° 25° 0 mm
2017 33.9° 24.9° 1.2 mm
2016 35.4° 22.8° 0 mm
2015 32.7° 25.3° 0 mm
2014 30.5° 24° 0 mm
2013 30.2° 23° 4.3 mm
2012 34.6° 23.9° 2.7 mm
2011 36.7° 25.8° 2.1 mm
2010 34.4° 22.4° 0 mm
2009 36.5° 23.4° 0 mm
2008 36.5° 25° 0 mm
2007 38.6° 26.7° 0 mm
2006 29.9° 21.6° 0 mm
2005 36.4° 28.1° 0.7 mm
2004 39.8° 26.5° 0 mm
2003 32° 24.9° 0.1 mm
2002 29.7° 22.3° 0.4 mm
2001 37.4° 21.1° 0 mm
2000 38.6° 25° 0 mm
1999 36.6° 25.5° 0 mm
1998 33.3° 23.6° 1 mm
1997 39.1° 26.5° 0 mm
1996 36.9° 27.4° 0 mm
Source: ERA5 reanalysis (Copernicus C3S)

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