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San Francisco Weather in October
October in San Francisco brings very high temperatures, with daytime highs of 30°C (86°F) and nights around 26°C (79°F). Quite a bit of rainfall is expected, around 115 mm (4.5 in), so pack an umbrella.
Rainfall in San Francisco in October
Typically, you can expect about 8 days of rain this month, with 115 mm (4.5 in) on average. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.
Temperature in San Francisco in October
In October, San Francisco sees very high temperatures, with highs of 30°C (86°F). Nights drop to around 26°C (79°F). The hottest part of the day is usually in the afternoon, so lighter clothing can help you stay comfortable. Nights are warm at 26°C (79°F). It's worth making sure your accommodation has decent ventilation or air conditioning.If you prefer dry days with pleasant temperatures, January, February, March, April, May, November and December typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
San Francisco Temperature in October
Min Temperature
26°C (79°F)
Max Temperature
30°C (86°F)
Chance of Rain
25%
Precipitation
115 mm (4.5 in)
Rainy days
8 days
Humidity
68% *
* Data from: Puerto Vallarta, Mexico (37 KM, 23 Miles).
San Francisco Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in San Francisco - and find the best time to visit.
Best Places in Mexico in October
Find out more about the weather in Mexico and which places have the best travel conditions in this month. See all of Mexico in October →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in San Francisco in October
Warm temperatures in October make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes.
What To Do in San Francisco in October
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling7/10 -
Walking7/10 -
Camping7/10 -
Outdoor sports7/10
San Francisco 3-Day Forecast
More climate data for San Francisco
See the full San Francisco climate overview or explore weather in Mexico.
Popular in October
Where to go in October - average daytime high across popular destinations.
Los Cabos
32°C (90°F) Puerto Peñasco30°C (86°F) Tulum
30°C (86°F) Puerto Vallarta29°C (84°F) Cancún30°C (86°F) Playa del Carmen30°C (86°F) Mexico City
22°C (72°F) Bucket list
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