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Sea temperatures, water sports and vacation activities near San Mateo County, United States

Water temperatures throughout the year and general information about San Mateo County...

San Mateo County is a beach in the United States. The water temperature around San Mateo County is close to constant during the year. The temperature ranges from 11.6°C (52.8°F) in January up to 13.8°C (56.8°F) in the month of September, as illustrated below. The average water temperature throughout the year is 13°C (55°F) and the best time for water activities is early fall, since San Mateo County is located in the northern hemisphere.

Hover over the bars to see temperature for each month in Celsius and Fahrenheit.

What is the current water temperature at San Mateo County?

The current water temperature in the month of September at San Mateo County is about:
14°C (57°F)

Are there surf spots close by?

Yes, there are a few surf spots in proximity to San Mateo County. The nearest one is Francis Beach, which is only 3.3km (3.7miles) away from San Mateo County. Click here for more information on Francis Beach and its water temperature. Other fun surfspots near San Mateo County are Princeton Breakwater, which is ca 6km (3.7miles) away, and Mavericks, located approximately 6.8km (4.2miles) from San Mateo County.

Are there any other gorgeous beaches close by?

There are several other gorgeous beaches in proximity to San Mateo County. The nearest one is Cowell Ranch Beach, which is 1.9km (1.2miles) away from San Mateo County. Another beach near San Mateo County is Francis Beach, which is approximately 3.3km (2miles) away.

What kind of wetsuit thickness is needed for San Mateo County?

The average sea temperature at San Mateo County is definitely cold, around 13°C (55°F), with no significant changes during the year. That is why a 3/4mm wetsuit is required for surfing, snorkelling, or diving at San Mateo County. Nevertheless, it can get more chilly in the mornings and during windy days. People who are sensitive to cold temperatures might want to carry boots, gloves, and a wetsuit hood. The coldest months are December, January, and February. It might be ok to use a 2/3mm wetsuit during relatively warm days in the fall, particularly in the months of August, September, and October.

How is the diving and fishing close to San Mateo County?

Scuba diving and fishing conditions change very little throughout the year. The waters at San Mateo County are always cold, reaching temperatures between 9 and 14°C (48-57°F). The following fish love this water temperature and can often be found: Atlantic Mackerel, Winter Flounder, and Tautog.

Directions to San Mateo County: How do I get there?

Please follow the directions in the map below.

Some fun facts about San Mateo County...

Do you know what the the city Llandovery in United Kingdom, the city Falerna Scalo in Italy, and the city Grangemouth in United Kingdom have in common with San Mateo County? Click on the links to find out...