San Francisco Weather in October

October in San Francisco brings high temperatures around 22°C (72°F) during the day, dropping to 13°C (55°F) at night, and as part of the rainy season, heavy rainfall is common.

Rainfall in San Francisco in October

San Francisco is in the rainy season in October, with rain on around 20 days and an average of 346 mm (14 in). Showers during the rainy season tend to be heavy and can come down intensely. An umbrella is often not enough, so a poncho or waterproof jacket is a better choice.

Temperature in San Francisco in October

If you're visiting San Francisco in October, expect highs of 22°C (72°F) and overnight lows around 13°C (55°F). Overall, the month follows a fairly predictable daily temperature pattern. With lows of 13°C (55°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

Sunshine in San Francisco in October

The city usually sees around 98 hours of sunlight, indicating fewer sunny days.

October in San Francisco has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.