September 4 in San Francisco, through the years

Typical high: 25.1°. Hottest: 27.3° (2023). Coldest night: 14.4° (2020).

YEAR	HIGH	LOW	RAIN
2025	25.2°	14.6°	0 mm
2024	24.1°	15.6°	0 mm
2023	27.3°	18.8°	0 mm
2022	24.2°	14.5°	0 mm
2021	25.1°	15.8°	0 mm
2020	24.8°	14.4°	0 mm

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