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San Francisco in October

Find out everything about the water temperature in San Francisco in October. Average, minimum and maximum recorded temperatures as well as daily temperature in October for the last two years. Compare the current month's sea temperature data with other months of the year.
Water temperature in October
Minimum:

83.2 °F

Average:

85.2 °F

Maximum:

87.6 °F

Sea water temperature in San Francisco in October

In the city of San Francisco, the month of October is a great time for swimming. The minimum recorded temperature during this month was 83.2°F on October 11, 2014, with an average temperature being 85.2°F and a maximum temperature reaching 87.6°F on October 26, 2023.

The watter temperature range during this month provides a satisfying and enjoyable experience in the water. In October, the sea temperature remains relatively stable. The average temperature stays close to 85.2°F throughout the month, with minimal changes.
Date 10 years average 2024 2023
Oct 1 85.1°F 85.6°F 85.9°F
Oct 2 85.1°F 85.4°F 85.6°F
Oct 3 85.2°F 85.3°F 85.5°F
Oct 4 85.3°F 85.4°F 86.0°F
Oct 5 85.4°F 85.6°F 86.4°F
Oct 6 85.3°F 85.4°F 86.2°F
Oct 7 85.3°F 85.4°F 86.3°F
Oct 8 85.3°F 85.4°F 86.3°F
Oct 9 85.4°F 85.9°F 86.1°F
Oct 10 85.4°F 86.7°F 85.9°F
Oct 11 85.4°F 86.8°F 85.7°F
Oct 12 85.4°F 87.1°F 85.6°F
Oct 13 85.4°F 86.5°F 85.6°F
Oct 14 85.4°F 86.4°F 85.5°F
Oct 15 85.4°F 86.3°F 85.9°F
Oct 16 85.2°F 86.5°F 86.1°F
Oct 17 85.2°F 86.9°F 85.7°F
Oct 18 85.2°F 86.5°F 85.9°F
Oct 19 85.3°F 86.5°F 85.9°F
Oct 20 85.3°F 87.0°F 86.5°F
Oct 21 85.4°F 86.8°F 86.8°F
Oct 22 85.4°F 86.5°F 86.9°F
Oct 23 85.4°F 86.2°F 86.6°F
Oct 24 85.2°F 86.0°F 86.6°F
Oct 25 84.9°F 84.9°F 86.2°F
Oct 26 85.1°F 84.9°F 87.6°F
Oct 27 85.1°F 85.5°F 86.6°F
Oct 28 85.1°F 85.4°F 86.3°F
Oct 29 85.1°F 85.3°F 86.5°F
Oct 30 85.0°F 85.3°F 86.1°F
Oct 31 84.9°F 85.2°F 85.3°F

Sea water temperature in San Francisco by month

In San Francisco, the water temperature is comfortable for swimming all year round. The warmest water in San Francisco was recorded on October 26, 2023, reaching a 87.6°F. While the coldest temperature occurred on January 18, 2015, dipping to 79.0°F. The average readings by season are 81.7°F in Winter, 82.8°F in Spring, 85.1°F in Summer, and 84.9°F in Autumn. In October, the temperature is higher than September's average of 85.1°F and November's average of 84.4°F.

Popular neighboring cities and resorts

City Water temperature* Distance**
San Francisco 83.0°F 18mi
Madrid 84.0°F 37mi
San Francisco 82.8°F 43mi
San Jose 83.1°F 45mi
Santa Monica 83.8°F 51mi
Burgos 84.2°F 51mi
Medina 83.2°F 53mi
San Juan 83.0°F 55mi

* current water temperature in this city

** straight line distance from San Francisco