September 11 in San Francisco, through the years

Typical high: 31.3°. Hottest: 34° (2021). Coldest night: 18.9° (2000).

YEARHIGHLOWRAIN
2025 29.8° 20.4° 4.8 mm
2024 33.1° 22.7° 1 mm
2023 30.3° 20.3° 9.4 mm
2022 31.1° 21.5° 8.2 mm
2021 34° 22.2° 0.2 mm
2020 31.3° 21.2° 2.7 mm
2019 31.5° 20.9° 2.1 mm
2018 31° 21.6° 18.5 mm
2017 30.8° 21.5° 11.3 mm
2016 31.7° 20.9° 9.8 mm
2015 33.8° 21.8° 0 mm
2014 30.2° 20.4° 17.6 mm
2001 31.8° 20.2° 0 mm
2000 29.4° 18.9° 2.1 mm
1999 29.9° 20.7° 11.2 mm
1998 32.8° 22.3° 2.3 mm
1997 29.1° 19.8° 1.3 mm
Source: ERA5 reanalysis (Copernicus C3S)

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