Mao Bay, Koh Tao in Thailand
While diving in Mao Bay, you can encounter a variety of fascinating marine life. Keep an eye out for porcupine fish, pipefish, and plenty of Titan triggerfish, which contribute to the vibrant underwater ecosystem. However, it's important to note that the bay tends to collect a significant amount of litter, particularly empty bottles. To preserve the beauty of this site, we recommend bringing a rubbish bag to properly dispose of any waste you encounter.
Mao Bay's optimal diving conditions include a visibility of 12 meters, ensuring clear views of the underwater marvels. The maximum depth of the dive site reaches 13 meters, making it suitable for divers of all levels, including beginners. With its close proximity to attractions like Nicobar Pigeon, The Place Hill, and Baan Haad Sai Ree, Mao Bay is conveniently located within Surat Thani Province, Thailand.
Experience the wonders of Mao Bay, Thailand, and immerse yourself in a captivating underwater world that promises unforgettable diving adventures.
Diving Conditions Score for Mao Bay, Koh Tao in Thailand
Good diving conditions!
The score is based on a calculation of the current weather and sea conditions.
Dive Site Overview for Mao Bay, Koh Tao in Thailand
Depth
13m
Visibility
12m
Experience Level
Weather Conditions for Mao Bay, Koh Tao in Thailand
Wave Height
0.56m
Wind Speed
23.4 m/s
Water Temp
30.7°C
Visibility
22km
Cloud Cover
96%
Wave Period
3.05s
Air Temperature
29.6°C
Precipitation
0 mm
Dive Score Chart for Mao Bay
Best time to dive: 14:00 with score 7.848933333333333/10. Water conditions: Waves 0.56m, Wind 26.5 m/s.Best night dive time: 18:00 with score 7.274466666666666/10.
Chart showing hourly dive conditions including wave height, wind speed, water temperature, and visibility throughout the day.
Optimal diving conditions at Mao Bay 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: 7.8/10
Waves: 0.56m (3.05s), Wind: 26.5 m/s
Score: 7.8/10
Waves: 0.58m (3.1s), Wind: 22.9 m/s
Score: 7.3/10
Waves: 0.56m, Wind: 24.3 m/s
Seasonal Analysis for Mao Bay, Koh Tao in ThailandAlpha
Historical patterns and best seasons for diving at Mao Bay, 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 Mao Bay, Koh Tao in Thailand
Winter
Winter offers the best overall diving conditions with calmer seas and better visibility, despite cooler temperatures.
Best Months for Mao Bay, Koh Tao in Thailand
Ideal Conditions for Mao Bay, Koh Tao in Thailand
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 Mao Bay, Koh Tao in Thailand
Mao Bay, Koh Tao in Thailand 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 22, 2026