
Diving atChumphon Pinnacle (Thailand)
Chumphon Pinnacle presents an engaging underwater world, widely regarded for its vibrant marine activity. Divers often encounter the iconic anemone carpet at the pinnacle's top, bustling with Pink Anemonefish. Deeper, sightings frequently include Marbled Groupers lurking among the rocks, while the thrill of observing Grey Reef Sharks patrol the perimeter draws many. Occasional visits from magnificent Whale Sharks further elevate this site's allure for pelagic encounters.
Starting the day at Chumphon Pinnacle, the ambient air temperature is recorded at 30°C. Ongoing monitoring shows wave heights measuring 0.2 m. This data represents the current surface conditions for early activities.
Dive Site Location & Key Facts
Everything you need to know about this dive site.
Dive Site Overview
A prominent offshore pinnacle, Chumphon's structure begins around 15 to 16 meters (49-52 ft) below the surface. Its impressive rock formation then descends significantly, reaching depths of 30 to 40 meters, providing a substantial vertical profile for exploration.
Divers often begin their descent along the buoy line, which guides them towards the main pinnacle. A notable fissure near the south end of the pinnacle allows divers to pass through, adding an engaging element to navigation. Further down, a natural swim-through can be found close to the central buoy line, inviting more intricate exploration of the rock face.
The pinnacle's upper reaches are densely blanketed by a vibrant anemone carpet, creating a bustling ecosystem for countless smaller reef inhabitants. Deeper areas often present a sandy bottom surrounding the pinnacle's base, where larger species might be observed.
This site's isolated position, approximately 45 minutes from Sairee Beach, Koh Tao, means it regularly attracts divers from Koh Phangan and Koh Samui, typically requiring a 1.5 to 2-hour journey. Planning a dive here usually involves managing potential currents, but the reward is often encounters with pelagic life drawn to offshore features, making it a compelling destination for diverse dive plans.
Chumphon Pinnacle
Conditions are Good
Best Dive Window
07:00 - 14:00
Optimal conditions expected
Current conditions near Chumphon Pinnacle show 30° air, 31° sea temperature, 0.4 m waves, and 21 km/h wind. Forecast data is refreshed regularly to ensure accuracy.
Best Time to Dive
Planning a dive to Chumphon Pinnacle is best during the months of March and April, which consistently show 'Excellent' dive scores. During this period, the air temperatures are pleasant, averaging around 28-29°C (82-84°F), with minimal rainfall, typically less than 2 mm. While these months offer peak conditions, 'Good' dive scores extend through much of the year. Wind speeds remain moderate across most months, though wave heights can increase towards the end of the year, reaching averages of 0.8-0.9 meters (2.6-3.0 ft) in November and December. Water temperatures are remarkably stable year-round, consistently hovering between 29-30°C (84-86°F), ensuring comfortable diving conditions irrespective of the season.
PEAK SEASON SCORE
Scores combine air & water temps, waves, wind & rainfall for overall conditions.
BEST MONTHS TO DIVE
Monthly records compiled from satellite and marine observation nodes over the last 3 years. Data provided by Open-Meteo and MET Norway.
Dive Experience & Conditions
Navigating Chumphon Pinnacle, divers will find water temperatures consistently warm, typically 29-30°C (84-86°F). Visibility at this offshore location is frequently over 20 meters. However, as with many pinnacles, currents can vary, sometimes posing a challenge. Divers should be prepared for potential strong currents that can shift during a dive, particularly around the deeper sections and exposed sides of the rock. Descending along the buoy line helps manage the initial entry. The site's diverse depths, from the shallower anemone-covered top to its maximum depth, accommodate a wide range of certifications, from Open Water students to Extended Range divers and freedivers seeking their personal bests.
Dive Difficulty & Safety Guidelines
Approaching Chumphon Pinnacle requires careful consideration of its oceanic environment and variable conditions. Divers should maintain awareness of their depth, especially when exploring deeper sections which can extend to 40 meters (131 ft). It's crucial to monitor air consumption and no-decompression limits, particularly in areas with potential currents. Staying close to your buddy and following the dive guide's instructions is paramount, especially when navigating the fissures or swim-throughs. Treating all marine life, including the resident Grey Reef Sharks, with respect from a safe distance helps ensure a positive interaction for everyone. Proper certification for the intended depth and experience with drift diving, if conditions warrant, are recommended.
Recommended Equipment
- Dive Computer
- DSMB
This gear list is based on verified equipment signals for Chumphon Pinnacle, Thailand. Always confirm final gear choices with your dive operator, guide, or liveaboard.
Recommended Dive Suit
Dive skin or rash guard usually provides adequate warmth in water around this temperature. A hood or vest is suggested for sensitive divers due to surface winds. Water conditions at Chumphon Pinnacle are currently measured at approximately 31°C (87°F). Surface air temperatures are resting at 30°C (86°F).
Environmental conditions are expected to remain consistent in the short-term outlook.
Conditions can vary slightly across different parts of the same dive site.
Emergency & Medical Support
Essential information to help you plan your dive trip to Chumphon Pinnacle.

Hyperbaric chambers are a critical part of dive safety infrastructure. Availability varies significantly by region, and not all dive areas have immediate access.
Before diving, it's recommended to:
- confirm nearest medical facilities
- check emergency procedures with local dive operators
- ensure dive insurance covers evacuation if required
Divers Alert Network
Diving emergency assistance available through DAN World.
+1-919-684-9111- 24/7 emergency hotline
- Diving medical assistance
- Evacuation coordination
Emergency contacts are provided for reference. Always verify local emergency services before diving.
Marine Life at Chumphon Pinnacle
Chumphon Pinnacle's vibrant underwater landscape is alive with diverse species. Its pinnacle top, resembling an expansive anemone carpet, hosts countless Pink Anemonefish, along with various crabs and shrimp. Within numerous fissures and crevices, divers might spot Scorpionfish and White-Eyed Moray Eels. Towards the far south, a solitary Pacific Lionfish is occasionally observed. Deeper regions and around Barracuda Rock are known haunts for large Marbled Groupers and impressive schools of barracuda and fusiliers. Divers sometimes encounter Grey Reef Sharks patrolling the site's edges, and occasionally, the majestic Whale Shark makes an appearance, particularly when conditions are right.
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Dive Centers Near Chumphon Pinnacle
Working Hours
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Nearest Airports
Nearest airports to help plan travel to this dive area.
Search Flights
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Search Flights on ExpediaFrequently Asked Questions
What is the typical visibility at Chumphon Pinnacle?
Visibility at Chumphon Pinnacle is often excellent, frequently exceeding 20 meters. Its offshore location contributes to generally clearer waters compared to sites closer to shore.
Are whale sharks guaranteed at Chumphon Pinnacle?
While Chumphon Pinnacle is known as a location where whale sharks are occasionally sighted, their presence is never guaranteed. Encounters are a matter of luck, occurring a few times a year.
What is the maximum depth for diving at Chumphon Pinnacle?
The pinnacle's base extends to about 30 to 40 meters (98-131 ft), suitable for advanced and extended range divers. Recreational divers typically explore the shallower sections from the top down to approximately 30 meters.
Is Chumphon Pinnacle suitable for beginner divers?
Yes, Chumphon Pinnacle attracts divers of all experience levels. Open Water students can explore shallower areas, while more experienced divers can venture to greater depths and through the site's unique features like fissures and swim-throughs.
Are there strong currents at Chumphon Pinnacle?
Currents at Chumphon Pinnacle can vary from mild to strong. Divers should be prepared for potential current fluctuations and always follow the guidance of their dive leader to ensure a safe and enjoyable experience.
What unique geological features does the pinnacle offer?
The pinnacle features a large fissure on its south end, wide enough to swim through, and a distinct swim-through near the central buoy line. Its top is famously blanketed in anemones, creating a 'carpet' effect.
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Chumphon Pinnacle
Conditions are Good
Best Dive Window
07:00 - 14:00
Optimal conditions expected
Current conditions near Chumphon Pinnacle show 30° air, 31° sea temperature, 0.4 m waves, and 21 km/h wind. Forecast data is refreshed regularly to ensure accuracy.














