Photo by Roozbeh Rokni
About San Diego, CA
San Diego is in the southernmost part of California, located on the state’s west coast. Embraced by the Pacific Ocean it’s no wonder this city is known for its scenic harbour and beautiful beaches. San Diego is also known for its pleasant climate, surf culture, easy-going lifestyle, and outdoor recreation, no matter the season.
San Diego is south of Los Angeles and north of Mexico. Mission Bay and San Diego Bay greet the city on the west with the blue, shimmering waters of the Pacific Ocean. Inand, varied topography makes for a diverse landscape which features hills, mountains, canyons, tidal marshes, and desert. The San Diego River flows from east to west through the city. There are also many large nature preserves in San Diego, such as Torrey Pines State Reserve, Los Peñasquitos Canyon Preserve, and Mission Trails Regional Park.
With 113 kilometers (70 miles) of gorgeous coastline and tons of beaches, you’ll enjoy lots of great swimming spots in this city. San Diego has warm waters, sandy shores, and plenty of activities for water recreation enthusiasts. Many beaches boast views of the city’s spectacular skyline, picturesque piers, or breathtaking cliffs.
Swimming Water Quality in San Diego
The San Diego County Department of Environmental Health monitors 81 coastal beaches across the county year-round. Each beach is sampled weekly, and San Diego Coastkeeper updates the beach water quality and posts advisories through the Swim Guide app and website.
San Diego Coastkeeper works to improve the San Diego Bay’s water quality as well as to improve the health of all the coastal watersheds of San Diego County. San Diego Coastkeeper safeguards the county’s waters against issues like urban runoff, marine debris, and cross-border contaminants.
Through advocacy, education, science, community engagement, and outreach, San Diego Coastkeeper has reduced beach advisories and sewage spills, secured marine protected areas, limited ocean-polluting plastic products, run California’s largest volunteer water quality monitoring program, and much more.
Water Sports and Activities in San Diego
Swimming, scuba diving, surfing, paddle boarding, kayaking, sailing, jet skiing, sport fishing, whale watching, and hiking are favourite activities in San Diego.
Mission Beach at Belmont Park is one of the city’s most popular beaches, boasting a boardwalk, rollercoaster, and gentle waves for swimming. Of course, no trip to San Diego is complete without visiting San Diego Bay, where you can go fishing, have a picnic, or go boating.
If exploring tide pools is more your style, head to sandy La Jolla at South Casa Beach during the morning low tide to discover all the fascinating marine life the ocean has left behind. Not far north from this beach, La Jolla Cove is the perfect place to go swimming, scuba diving, or snorkeling. You may even spot some seals or sea lions basking in the sun by the beach.
Weather in San Diego
San Diego has a famously mild and pleasant climate all year and many microclimates due to the city’s topography. Summers in this city tend to be warm, clear, and dry. San Diego is warmest from July to September, with average highs of 24 °C (75-76 °F).
With lovely weather, sunny coastlines, and the tempting waves of the Pacific Ocean beckoning from the shoreline, San Diego is the perfect place to go swimming, surfing, and so much more.
Swim Guide shares the best information we have at the moment you ask for it. Always obey signs at the beach or advisories from official government agencies. Stay alert and check for other swimming hazards such as dangerous currents and tides. Please report your pollution concerns so Affiliates can help keep other beach-goers safe. Swim Guide, "Swim Drink Fish icons," and associated trademarks are owned by SWIM DRINK FISH CANADA. See Legal.
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