Red Rock, Koh Tao in Thailand
For less experienced divers, there is also a stunning coral reef just outside the cave. This reef is an ideal spot for divers looking to explore the diverse marine life in a safer and more accessible environment.
Discover classic tropical reef fish and keep an eye out for the occasional sizable grouper inside the swim through. Be cautious not to startle them and avoid any contact with the surrounding rock or coral formations.
With a visibility of 11m and a maximum depth of 18m, our dive site caters to both beginner and advanced divers. Located near Nangyuan Island on the Lighthouse trail in Surat Thani Province, our site offers convenient access for divers from all around.
Immerse yourself in the wonders of the underwater world at our exceptional dive site in Thailand. Whether you are a beginner or an experienced diver, our site promises an unforgettable adventure.
Diving Conditions Score for Red Rock, Koh Tao in Thailand
Decent conditions, proceed with caution.
The score is based on a calculation of the current weather and sea conditions.
Dive Site Overview for Red Rock, Koh Tao in Thailand
Depth
18m
Visibility
11m
Experience Level
Weather Conditions for Red Rock, Koh Tao in Thailand
Wave Height
0.62m
Wind Speed
27.5 m/s
Water Temp
30.4°C
Visibility
8.66km
Cloud Cover
91%
Wave Period
3.2s
Air Temperature
28.2°C
Precipitation
0 mm
Dive Score Chart for Red Rock
Best time to dive: 13:00 with score 7.61/10. Water conditions: Waves 0.62m, Wind 28.2 m/s.Best night dive time: 21:00 with score 6.9451333333333345/10.
Chart showing hourly dive conditions including wave height, wind speed, water temperature, and visibility throughout the day.
Optimal diving conditions at Red Rock 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: 7.6/10
Waves: 0.62m (3.2s), Wind: 28.2 m/s
Score: 6.9/10
Waves: 0.6m, Wind: 27 m/s
Seasonal Analysis for Red Rock, Koh Tao in ThailandAlpha
Historical patterns and best seasons for diving at Red Rock, Koh Tao in Thailand
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 Red Rock, Koh Tao in Thailand
Winter
Winter offers the best overall diving conditions with calmer seas and better visibility, despite cooler temperatures.
Best Months for Red Rock, Koh Tao in Thailand
Ideal Conditions for Red Rock, Koh Tao in Thailand
Water Temp
27.2°C / 81.0°F
August
Visibility
11.5m / 37.7ft
March
Wave Height
1.7m / 5.6ft
March
Wave Period
8.0s
January
Seasonal Insights for Red Rock, Koh Tao in Thailand
Red Rock, Koh Tao in Thailand shows typical northern hemisphere patterns with June being the warmest month (28.4°C) and December the coldest (23.1°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: 1 min. ago - Jul 2, 2026