Updated
Three Rocks Beach
Public beach · Half Moon Bay, California
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Current water conditions
Live data from NOAA buoy 46012 (24.6 mi away), as of Aug 21, 1:00 AM UTC. Conditions are for general information only and can change quickly — always judge the water in person and follow posted advisories before swimming.
Weather at Three Rocks Beach
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Frequently asked questions
- Where is Three Rocks Beach?
- Three Rocks Beach is a public beach in Half Moon Bay, California.
- What is the water temperature at Three Rocks Beach?
- As of August 21, 2026, the water temperature at Three Rocks Beach in Half Moon Bay, California is 62°F (17°C), measured by NOAA buoy 46012, 24.6 miles away.
- Can you swim at Three Rocks Beach?
- There is no fixed answer for Three Rocks Beach: whether it is safe to swim there on a given day depends on the water temperature, recent rainfall, and any advisories posted at Three Rocks Beach in Half Moon Bay, California. Check current water conditions before you go, and follow posted signs and local guidance.
- How is Three Rocks Beach rated?
- Three Rocks Beach in Half Moon Bay, California has an average visitor rating of 4.6 out of 5, based on 22 reviews.
- What amenities does Three Rocks Beach have?
- Visitor-listed amenities at Three Rocks Beach include camping-nearby.
Visitor Reviews
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Best Times to Visit
- ›Arrive early for best parking and beach spot selection
- ›Check for lifeguard schedules and swim only in designated areas
- ›Bring reef-safe sunscreen to protect marine life
- ›Watch for beach flags indicating water conditions
Location & Contact
1 Miramontes Point Rd, Half Moon Bay, CA 94019
Half Moon Bay, California 94019
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