September 5 in Santa Rosa, through the years

Typical high: 35.2°. Hottest: 37.5° (2023). Coldest night: 22.6° (2021).

YEARHIGHLOWRAIN
2025 36° 24° 0 mm
2024 34.2° 25.8° 5.9 mm
2023 37.5° 23.7° 0 mm
2022 34.3° 23.3° 1.2 mm
2021 32.5° 22.6° 17.8 mm
2020 33.5° 25° 8.4 mm
2019 37.4° 24.7° 1.7 mm
2018 34.5° 23.6° 0 mm
2017 35.1° 24.5° 0 mm
2016 37° 26.2° 0 mm
2015 37.2° 24.9° 2 mm
2014 36.5° 25° 0 mm
2013 33.6° 24.4° 2.1 mm
2012 36.9° 24.8° 0 mm
2011 33.4° 23.9° 12.8 mm
2010 33.8° 24° 3.5 mm
2009 36.4° 24° 0.2 mm
2008 33.2° 23.2° 2.7 mm
Source: ERA5 reanalysis (Copernicus C3S)

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