Average monthly water temperature in San Bruno, the United States of America
On this page you find the mean water temperature over the year in San Bruno (California), the United States of America. Understand how water temperatures vary throughout the year.
Water temperatures in San Bruno stay on the cooler side throughout the year. The warmest month, June, averages 14°C (57°F).
The coldest water temperature month is January, averaging 12°C (54°F). These cooler conditions are not the best for swimming enthusiasts.
San Bruno Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in San Bruno - and find the best time to visit.
San Bruno 3-Day Forecast
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full San Bruno climate overview or explore weather in the United States of America.
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