Sea Temperature in San Francisco in October

Complete information on the sea temperature range in the Pacific Ocean in San Francisco in October. Historical daily data. Climate details for October. Tips on swimming conditions and beach relaxation in San Francisco. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Water Temperature Range in San Francisco in October

52°F

MINIMUN

59°F

AVERAGE

66°F

MAXIMUM

Historical Data of Water Temperature in October in San Francisco

Water Temperature Chart for Pacific Ocean in San Francisco in October

Sea Temperature Table in San Francisco in October Over the Past Years

Day	2024	2023	2022	Average
Oct 1	63°C	61°C	57°C	60°C
Oct 2	63°C	61°C	55°C	60°C
Oct 3	64°C	61°C	59°C	61°C
Oct 4	64°C	61°C	59°C	61°C
Oct 5	64°C	61°C	57°C	61°C
Oct 6	63°C	61°C	54°C	60°C
Oct 7	63°C	61°C	59°C	61°C
Oct 8	61°C	61°C	59°C	60°C
Oct 9	63°C	61°C	52°C	59°C
Oct 10	61°C	63°C	54°C	60°C
Oct 11	61°C	61°C	59°C	60°C
Oct 12	61°C	61°C	55°C	59°C
Oct 13	59°C	61°C	52°C	58°C
Oct 14	59°C	59°C	52°C	57°C
Oct 15	59°C	61°C	57°C	59°C
Oct 16	61°C	61°C	52°C	58°C
Oct 17	61°C	61°C	57°C	60°C
Oct 18	61°C	61°C	54°C	58°C
Oct 19	59°C	61°C	59°C	60°C
Oct 20	59°C	61°C	54°C	58°C
Oct 21	61°C	59°C	55°C	58°C
Oct 22	63°C	61°C	57°C	60°C
Oct 23	61°C	61°C	52°C	58°C
Oct 24	61°C	61°C	61°C	60°C
Oct 25	61°C	61°C	61°C	60°C
Oct 26	63°C	61°C	54°C	58°C
Oct 27	63°C	61°C	54°C	59°C
Oct 28	64°C	61°C	57°C	60°C
Oct 29	63°C	61°C	55°C	59°C
Oct 30	63°C	61°C	57°C	59°C

San Francisco Climate and Swimming Opportunities in October

72°F

Average Day Air Temperature

54°F

Average Night Air Temperature

2 in

Precipitation Amount per Month

4 days

Number of Rainy Days

11 hrs

Daylight
per Day

8 hrs

Sunshine
per Day

7 mph

Average Wind Speed

71%

Average
humidity

San Francisco lies within the California in United States. The average daytime temperature in San Francisco in October is 71°F (22°C), while the nighttime average is 54°F (12°C). There are typically four rainy days during the month, with a total precipitation of 1.6 inches (40 mm). The daylight duration in October in San Francisco is 11 hours, with an average of 8 hours of sunshine per day. The average wind speed in October is 7 mph (12 km/h), and the humidity level is around 71%.

The water temperature in San Francisco in October ranges from 57°F to 61°F (14°C to 16°C). At the beginning of the month, the average temperature is around 61°F (16°C), shifting to 59°F (15°C) by mid-October and reaching 59°F (15°C) in the last ten days. Overall, the average sea temperature in San Francisco for October is 59°F (15°C). The contrast between cool water and warm air makes for a refreshing swim. A great choice for those who enjoy invigorating dips.

Sea Temperature in October in Nearby Cities

Frequently Asked Questions About Water Temperatures in October in San Francisco

What is the sea temperature in San Francisco in October?

The water temperature in the Pacific Ocean in San Francisco in October ranges from 57°F to 61°F (14°C to 16°C).

Is it possible to swim in the Pacific Ocean in San Francisco in October?

The average sea temperature in San Francisco in October is 59°F (15°C), and the air temperature is 71°F (22°C), so the contrast between cool water and warm air makes for a refreshing swim. A great choice for those who enjoy invigorating dips.