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Sea temperatures, water sports and vacation activities near Castro Valley, United States

Water temperatures throughout the year and general information about Castro Valley...

Castro Valley is a coastal city in the United States. It is a rather medium-sized town in proximity to the ocean with a population of 61388 people. The water temperature around Castro Valley changes moderately throughout the year. The temperature ranges from 10.7°C (51.3°F) in January up to 15.1°C (59.2°F) in the month of September, as shown in the interactive table below. The average water temperature throughout the year is 12°C (54°F) and the best time for water activities is early fall, since Castro Valley 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 near Castro Valley?

The current water temperature in the month of July in the waters around Castro Valley is ca:
13°C (56°F)

Are there surf spots near by?

There are not many surf spots in close proximity to Castro Valley. The next good one is Fort Point, which is just 22.8km (14.4miles) away from Castro Valley. Click here for directions and for more information on Fort Point and its water temperature. Other good surfspots near Castro Valley are Rockaway Beach, which is roughly 23.2km (14.4miles) away, and Ocean Beach, located ca 23.6km (14.7miles) from Castro Valley.

Are there white sand beaches in proximity to Castro Valley?

There are other nice beaches close to Castro Valley. The closest one is San Francisco Bay, which is 12.3km (7.6miles) away from Castro Valley. Another beautiful beach near Castro Valley is Contra Costa County, which is ca 14.9km (9.3miles) away.

What kind of wetsuit is needed for Castro Valley?

The average sea temperature around Castro Valley is relatively chilly, around 12°C (54°F), with no significant variations during the year. That is why a 2/3mm wetsuit is needed for surfing, snorkelling, or diving around Castro Valley. Nevertheless, it can get more chilly early mornings and during windy days. People who are sensitive to cold temperatures might want to carry a 3/4mm fullsuit. The coldest months are December, January, and February. You could possibly be fine with a jumpsuit during warm days in the fall, particularly in the months of August, September, and October.

How is the diving and fishing near Castro Valley?

Fishing and Scuba diving conditions are very similar throughout the year. The waters are always cold, reaching temperatures between 10 and 15°C (50-59°F). The following fish like to roam around in waters of this temperature range: Atlantic Mackerel, Winter Flounder, and Tautog.

Directions to Castro Valley: How do I get there?

Please follow the directions in the map below.

Fun facts about Castro Valley...

Do you know what the the city Saint-Pardoux in France, the city Mansfield in United Kingdom, and the city Cosoleacaque in Mexico have in common with Castro Valley? Click on the links to find out...