Climate · San Francisco

San Francisco in October

Warm and dry, as the days shorten.

Typical weather, averaged over 30 years

October in San Francisco is warm: highs near 75°F, lows near 54°F. Rain is rare, though more frequent by the month's end, and the days shorten by 49 minutes from the first week to the last.October in San Francisco is warm: highs near 24°C, lows near 12°C. Rain is rare, though more frequent by the month's end, and the days shorten by 49 minutes from the first week to the last.

High
75°F24°Caverage
Low
54°F12°Caverage
Wet days
0a week · 7% of days
Daylight
11h 07mon average

Is October a good time to visit San Francisco?


Yes. October is one of San Francisco's best months (July to October).

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

How October sits in the year

week by week

Temperature

Highs near 75°F in October, against 60°F to 77°F through the year.Highs near 24°C in October, against 16°C to 25°C through the year.

Chance of a wet day

7% of days in October, against 0% to 34% through the year.

Cloud cover

26% cover in October, against 11% to 61% through the year.

Daylight

11h 07m in October, against 9h 35m to 14h 44m through the year.

Week by week, lightly smoothed, with October shaded. The olive line marks the best months. Hover or tap a week for its figures.

Either side


  1. September77°25°low 56°low 13°no wet daysRain on fewer than one day a week.
  2. October75°24°low 54°low 12°no wet daysRain on fewer than one day a week.
  3. November67°19°low 49°low 9°1 wet day a weekRain on about one day a week.

Where San Francisco sits, in October

America/Los Angeles

this place
typical high in October 40°F4°C95°F35°C
Sunrise, mid-October
7:17 AMsets 6:34 PM
Above the sea
20 mlow-lying
Latitude
37.8°Nnorthern hemisphere
Nearest of ours
Napa58 km north

The land around San Francisco, shaded by its typical high in October, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Clock times are local, for the 15th.

Elsewhere in United States in October

high · low · wet days

Typical weather, averaged over 30 years (1995–2024), from the 11 km grid square nearest San Francisco. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match.Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match. Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.