Can you swim in the ocean year round in San Diego?
The only previous temperature that came close to that was in 1931, when it was recorded at 78.4° F. It's important to remember that you can swim, surf, stand-up paddleboard, kayak, snorkel, and dive in the San Diego ocean year-round.
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Can you enjoy San Diego beaches during the winter? Yes! Remember that during the winter or when the ocean is cold (many local kids, including mine, run straight in, year-round), we still go to the beach, though a bit differently.
Ocean Temperature in JanuaryThe ocean is likely too cold for you to enjoy taking a dip in January; the Pacific averages about fifty-nine degrees this month. But you can still try it out if you're daring enough!
Ocean Temperature in DecemberIt isn't the coldest month for swimming. The temperature hangs around 59 degrees, but January through March is even colder. Choose a day that it's hot out and San Diego weather in December will be warm enough for a brisk swim in the ocean.
The best time to visit San Diego is late fall and mid spring; shoulder season. You'll see the ideal mix of lower prices, have an easier time getting into restaurants, and you won't have to battle the rush of summer tourists. October through early November and April are the overall best months to visit San Diego.
La Jolla Cove Beach is known for having the clearest water in San Diego. CuddlyNest provides all accommodations to all travelers at the best price. Find unlimited travel inspiration on our blogs and social media channels Facebook, Instagram, and Pinterest.
But on that same beach, it's not uncommon to see kids shivering as they run out of the water, or a surfer wearing a partial wetsuit as they jog out for a session. California's ocean water is pretty cold, even in the summer, and it often catches visitors off-guard.
Water temperatures range from the low 50s in winter to the low 70s in the summer. If you plan to spend a lot of time in the water during non-summer months, you'll want to wear a close-fitting wetsuit.
1. San Onofre State Beach. A staggering 2.5 million visitors annually make San Onofre one of the top 5 most visited state parks in California. You'll find San Onofre State Beach north of Oceanside, past Camp Pendleton, in the northernmost part of San Diego County, and partially in San Clemente, Orange County.