houbou-ya-phuket.com · Operator Page
Lists Siam Bay as shallow and beginner-friendly with very little current, reef slope, hard and soft corals, and broad reef life.
Dive Spot Guide•
Racha Yai, Siam Bay
Sheltered Racha Yai bay with statues and easy reef diving.
ScubaBoat EntryBeginner
Reef
Boat-access bay on Racha Yai with sandy shallows, rocky edges, and a central statue cluster that suits beginner scuba.
About Racha Yai, Siam Bay
Racha Yai, Siam Bay is a sheltered north-side bay with sandy shallows, rocky edges, and a central statue cluster that make it a classic beginner reef-and-object dive. It is easy to plan as a Phuket boat day, with the shallow side offering simple cruising and the center giving a clear focal point.
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Research Estimate At Racha Yai, Siam Bay
Conservative baseline from public research. No community dives logged yet.
VisibilityVisibility: 12m
AccessSimple entry
Coral HealthHealthy coral
Marine LifeGreat variety
FacilitiesGood facilities
CrowdedQuite busy
Current StrengthNo current
Where Is Racha Yai, Siam Bay?
This spotNearby spots
Community sourced coordinates.
Racha Yai, Siam Bay Planning Details
Depth range, seasonality, and planning context.
Reported Depth
20m - 25m
Depth Note
Submerged objects of interest are described around 20–25 m in the center of the bay; the site also has shallow sandy areas with coral and rocks.
Best Season
Year-round, with the sheltered side useful when wind picks up.
Typical Conditions
Sheltered bay, light current, sandy center, rocky edges, and a statue cluster around the middle of the bay.
Safety & Access At Racha Yai, Siam Bay
Hazards, restrictions, and access requirements.
Key Hazards
Boat trafficSharp coral
Safety Notes
Watch the rocky edges, coral patches, and statue cluster, and keep clear of boat lanes when surfacing.
Access Restrictions
Boat access only; plan on a Phuket day boat, and expect the captain to pick the best side of the bay for the day's wind and shelter.
Legal Notes
No special permit is typically indicated for normal tourist boat dives; follow the boat briefing and any local site rules.
Local Intel For Racha Yai, Siam Bay
Community notes to help plan your visit.
Scuba
Key points of interest are around 20–25 m near the center of the bay, with additional shallow areas to explore.
Freedive
This is mainly a scuba site; breath-hold use is limited to the shallow fringes, not the central statue cluster.
Snorkel
The sheltered bay and shallows can work for snorkelers, but the main statues and coral features are better appreciated from scuba.
Racha Yai, Siam Bay Dive Conditions Planner
Use the planner to scan this week, inspect today in local time, and understand how exposure shapes conditions at Racha Yai, Siam Bay.
Current Snapshot
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🌥️Variable
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Surface / Entry
Wind No data · Tide No data
Sea State
Swell No data · Period unavailable
Visibility Outlook
Rain chance No data
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Exposure Profile at Racha Yai, Siam Bay
Directional shelter context for incoming swell.
Exposure Note
Hourly forecast data is not available yet.
Wildlife at Racha Yai, Siam Bay
Species commonly reported at this site, with direct links into their wildlife guides.
Recent Logged Visits At Racha Yai, Siam Bay
Community dive logs and visit reports for this site.
No Dive Logs Yet
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Dive Spot Log Averages At Racha Yai, Siam Bay
Average conditions based on logged dives & visits.
Conditions
Avg. Visibility12m
Activity
No dive activity logged yet.
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Racha Yai, Siam Bay Guide - Frequently Asked Questions
Planning answers for access, conditions, timing, and site logistics.
Racha Yai, Siam Bay Guide - Sources and Updates
Last Updated
Research Sources
scuba-guide.com · Dive Directory
Covers boat access, 15-30 m visibility, light current, and marine life such as triggerfish, turtles, barracuda, and stingrays.
www.acdcdivingphuket.com · Operator Page
Describes Siam Bay as the northern side of the island with artificial reefs, elephants, and warriors in the center.
www.idcphuket.com · Operator Page
Describes Siam Bay as the northernmost bay with rocky edges, sandy center, hard-coral patches, and easy beginner-diver framing.
www.monkeydivethailand.com · Operator Page
Describes Racha Yai as beginner-friendly and sheltered, with Siam Bay statues around 18 m and mild currents.
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