Donald Duck Bay, Koh Similan in Thailand
As you descend into the crystal-clear waters with a visibility of 17m, you'll be greeted by a rocky terrain in the shallow areas, gradually transitioning into sandy depths. Prepare to be mesmerized by the diverse marine life that flourishes here. Keep an eye out for blue spotted rays, Jenkins rays, eagle rays, and manta rays, which have been frequently spotted in this area. Be captivated by the vibrant smaller fish and delightful nudibranchs that inhabit this underwater paradise.
For those with a keen eye, a treasure trove of marine wonders awaits. Discover the elusive ghostpipefish and majestic blue dragons. Moreover, you may encounter black-pointed or white-pointed reef sharks gliding gracefully through the waters.
Whether you're a seasoned diver or just starting your journey, this dive site offers an unforgettable experience suitable for all skill levels. Immerse yourself in the wonders of Island 8 and create memories that will last a lifetime.
Note: Island 8 is situated close to Whale Rock in Thailand's Phang-nga Province.
Diving Conditions Score for Donald Duck Bay, Koh Similan in Thailand
Good diving conditions!
The score is based on a calculation of the current weather and sea conditions.
Dive Site Overview for Donald Duck Bay, Koh Similan in Thailand
Depth
14m
Visibility
17m
Experience Level
Weather Conditions for Donald Duck Bay, Koh Similan in Thailand
Wave Height
0.52m
Wind Speed
10.8 m/s
Water Temp
30°C
Visibility
22.5km
Cloud Cover
94%
Wave Period
7.85s
Air Temperature
28.9°C
Precipitation
0 mm
Dive Score Chart for Donald Duck Bay
Best time to dive: 17:00 with score 9.285/10. Water conditions: Waves 0.54m, Wind 2.4 m/s.Best night dive time: 20:00 with score 8.757519745222929/10.
Chart showing hourly dive conditions including wave height, wind speed, water temperature, and visibility throughout the day.
Optimal diving conditions at Donald Duck 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: 9.3/10
Waves: 0.54m (8s), Wind: 2.4 m/s
Score: 8.8/10
Waves: 0.52m, Wind: 2.2 m/s
Seasonal Analysis for Donald Duck Bay, Koh Similan in ThailandAlpha
Historical patterns and best seasons for diving at Donald Duck Bay, Koh Similan 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 Donald Duck Bay, Koh Similan in Thailand
Winter
Winter offers the best overall diving conditions with calmer seas and better visibility, despite cooler temperatures.
Best Months for Donald Duck Bay, Koh Similan in Thailand
Ideal Conditions for Donald Duck Bay, Koh Similan in Thailand
Water Temp
27.0°C / 80.6°F
August
Visibility
10.8m / 35.4ft
January
Wave Height
1.6m / 5.2ft
March
Wave Period
8.0s
January
Seasonal Insights for Donald Duck Bay, Koh Similan in Thailand
Donald Duck Bay, Koh Similan in Thailand shows typical northern hemisphere patterns with May being the warmest month (28.1°C) and December the coldest (23.2°C). The calmest conditions typically occur in March with average wave heights of 1.6m 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 - Jun 18, 2026