Southwest Pinnacle, Koh Tao
Prepare to be amazed as you observe schools of chevron barracudas, yellow fin barracudas, and yellow tail barracudas. Due to its distance from the island, this dive site also offers a greater chance of encountering bluefin tuna, flathead flounder, large trevally, and the magnificent whale sharks.
Another captivating dive site southwest of Koh Tao is the breathtaking Pinnacle. Suitable for divers of all experience levels, its top starts at relatively shallow depths, ensuring enjoyment for beginners and seasoned divers alike. For deep-sea and XR Divers, the impressive depths of this site beckon exploration, while experienced navigators can attempt to find the enigmatic Secret Pinnacle. Offering a vast array of tropical marine life, this site magnetizes breeding pelagic fish, with schools of fingerlings and fry commonly spotted. Prepare for awe-inspiring encounters with larger species, making it an ideal destination for witnessing the marvel of a Whale Shark in its natural habitat.
Indulge in dives with visibility up to 15 meters and explore depths of up to 22 meters. Regardless of your skill level, our dive site promises an unforgettable adventure. Whether you're a beginner embarking on your first underwater expedition or an advanced diver seeking new thrills, you'll find everything you desire in this alluring corner of the Gulf of Thailand.
Diving Conditions Score for Southwest Pinnacle, Koh Tao
Decent conditions, proceed with caution.
The score is based on a calculation of the current weather and sea conditions.
Dive Site Overview for Southwest Pinnacle, Koh Tao
Depth
22m
Visibility
15m
Experience Level
Weather Conditions for Southwest Pinnacle, Koh Tao
Wave Height
0.48m
Wind Speed
27.8 m/s
Water Temp
31°C
Visibility
20km
Cloud Cover
98%
Wave Period
2.8s
Air Temperature
30.2°C
Precipitation
0.1 mm
Dive Score Chart for Southwest Pinnacle
Best time to dive: 7:00 with score 7.532666666666667/10. Water conditions: Waves 0.32m, Wind 18.8 m/s.Best night dive time: 18:00 with score 6.979666666666667/10.
Chart showing hourly dive conditions including wave height, wind speed, water temperature, and visibility throughout the day.
Optimal diving conditions at Southwest Pinnacle are affected by daylight hours. Sunrise occurs at 06:00 and sunset at 18:00, which impacts visibility and water temperature for scuba diving and snorkeling.
Score: 7.5/10
Waves: 0.32m (2.5s), Wind: 18.8 m/s
Score: 7.5/10
Waves: 0.5m (2.9s), Wind: 25.9 m/s
Score: 7.0/10
Waves: 0.48m, Wind: 23.8 m/s
Seasonal Analysis for Southwest Pinnacle, Koh TaoAlpha
Historical patterns and best seasons for diving at Southwest Pinnacle, Koh Tao
The dive score combines all factors to rate overall diving conditions throughout the year. Higher scores indicate better diving conditions.
Monthly Dive Score Analysis - Seasonal Diving Conditions
Higher values indicate better diving conditions
Seasonal DiveScore Chart
This chart displays monthly diveScore data throughout the year, showing seasonal patterns. The data is presented as a bar chart with an overlaid line graph.Dive scores range from 1 to 10, with 10 being optimal conditions.
Higher values indicate better diving conditions
Best Season for Southwest Pinnacle, Koh Tao
Winter
Winter offers the best overall diving conditions with calmer seas and better visibility, despite cooler temperatures.
Best Months for Southwest Pinnacle, Koh Tao
Ideal Conditions for Southwest Pinnacle, Koh Tao
Water Temp
27.3°C / 81.1°F
August
Visibility
11.1m / 36.4ft
March
Wave Height
1.7m / 5.6ft
March
Wave Period
8.0s
January
Seasonal Insights for Southwest Pinnacle, Koh Tao
Southwest Pinnacle, Koh Tao shows typical northern hemisphere patterns with June being the warmest month (28.4°C) and December the coldest (23.0°C). The calmest conditions typically occur in March with average wave heights of 1.7m and wave periods of 8.0s. The most comfortable wave conditions are in March with a low wave steepness ratio, creating gentler swells. January offers the longest wave periods (8.0s), creating more comfortable and predictable conditions for boat entries and exits. Ocean currents are slowest in January (0.5m/s) and strongest in January (0.5m/s). January is usually the driest month with 0.1mm of precipitation. For beginners, the best time to visit would be during March to May, when ocean conditions are calmer with long-period waves and currents are typically weaker. Experienced divers might enjoy the challenges and potentially better visibility during the shoulder seasons, with moderate currents that can improve marine life encounters.
Last updated: 3 min. ago - Jun 22, 2026