San Francisco in Autumn — Weather & What to Expect
Autumn in San Francisco (September, October, November) averages daytime highs of 18.8°C and lows of 12.4°C, with around 88.9mm of rain across the season (9 rainy days in total). It includes some of the best months of the year to visit (September, October, November).
In the northern hemisphere, autumn in San Francisco covers September, October, November.
Autumn in San Francisco month by month
| Month | High | Low | Rain | Rainy days | Rating |
|---|---|---|---|---|---|
| September | 20.3°C | 14.6°C | 4.0mm | 1 | 10/10 |
| October | 19.9°C | 13.0°C | 42.4mm | 2 | 10/10 |
| November | 16.2°C | 9.7°C | 42.5mm | 6 | 10/10 |
What to pack for San Francisco in autumn
- Light layers
- Sunscreen
- T-shirts and light trousers or shorts
- Warm layers
- Light jacket or fleece
- Comfortable walking shoes
Frequently Asked Questions
Is autumn a good time to visit San Francisco?
Autumn in San Francisco rates around 10/10 — excellent time to visit. Average highs are 18.8°C with 88.9mm of rain across the season.
How hot is San Francisco in autumn?
Daytime highs average 18.8°C (65.8°F) across September, October, November, with nights around 12.4°C.
What months are autumn in San Francisco?
San Francisco is in the northern hemisphere, so autumn covers September, October, November.
See also: best time to visit San Francisco · San Francisco annual climate · San Francisco in spring · San Francisco in summer · San Francisco in winter
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Once you know what autumn in San Francisco looks like, find out exactly what to pack for San Francisco at 247PackingList. For currency, language and country facts, see the United States guide at 247CountryInfo.
Autumn in San Francisco — what to pack
Travel clothing layers
Pack layers — temperatures can vary significantly between day and night.
Check Price →Check clothing sizes in United States at 247Sizing before you shop.
More autumn travel essentials
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Climate data sourced from Open-Meteo (open source, open data licence). Monthly averages calculated from 2020–2023 historical data. Weather can be unpredictable — always check a live forecast before travelling.