Koh Rang Ban That / เกาะรางบรรทัด
With a maximum depth of 9m and visibility reaching up to 9m, this site is perfect for beginners looking to enhance their diving skills. The tranquil waters surrounding the island provide a safe and comfortable environment for divers of all levels.
Adding to the charm of this site is the presence of a lighthouse on the island, ensuring the safety of boats during night dives. For fishing enthusiasts, this island serves as a popular destination, with the possibility of encountering fish traps near the coral reef. Keep an eye out for long-tail boats dragging lines and hooks, as they attract beautiful barracuda.
Discover the wonders of this captivating dive site, where underwater exploration and natural beauty come together seamlessly. Book your diving adventure today and experience the thrill of diving in this exceptional area within Mu Ko Chumphon National Park.
Diving Conditions Score for Koh Rang Ban That / เกาะรางบรรทัด
Good diving conditions!
The score is based on a calculation of the current weather and sea conditions.
Dive Site Overview for Koh Rang Ban That / เกาะรางบรรทัด
Depth
9m
Visibility
9m
Experience Level
Weather Conditions for Koh Rang Ban That / เกาะรางบรรทัด
Wave Height
0.06m
Wind Speed
5.6 m/s
Water Temp
31.5°C
Visibility
560m
Cloud Cover
71%
Wave Period
2.3s
Air Temperature
24.4°C
Precipitation
0 mm
Dive Score Chart for Koh Rang Ban That / เกาะรางบรรทัด
Best time to dive: 13:00 with score 8.985555555555555/10. Water conditions: Waves 0.06m, Wind 2 m/s.Best night dive time: 22:00 with score 7.829086956521739/10.
Chart showing hourly dive conditions including wave height, wind speed, water temperature, and visibility throughout the day.
Optimal diving conditions at Koh Rang Ban That / เกาะรางบรรทัด 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: 9.0/10
Waves: 0.06m (2.25s), Wind: 2 m/s
Score: 7.8/10
Waves: 0.06m, Wind: 5.4 m/s
Seasonal Analysis for Koh Rang Ban That / เกาะรางบรรทัดAlpha
Historical patterns and best seasons for diving at Koh Rang Ban That / เกาะรางบรรทัด
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 Koh Rang Ban That / เกาะรางบรรทัด
Winter
Winter offers the best overall diving conditions with calmer seas and better visibility, despite cooler temperatures.
Best Months for Koh Rang Ban That / เกาะรางบรรทัด
Ideal Conditions for Koh Rang Ban That / เกาะรางบรรทัด
Water Temp
21.0°C / 69.8°F
June
Visibility
20.1m / 65.9ft
May
Wave Height
0.2m / 0.7ft
January
Wave Period
8.0s
January
Seasonal Insights for Koh Rang Ban That / เกาะรางบรรทัด
Koh Rang Ban That / เกาะรางบรรทัด shows typical northern hemisphere patterns with June being the warmest month (21.0°C) and December the coldest (17.0°C). The calmest conditions typically occur in January with average wave heights of 0.2m and wave periods of 8.0s. The most comfortable wave conditions are in January 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 0.0mm of precipitation. For beginners, the best time to visit would be during January to March, 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 - Jun 19, 2026