Fukashima Island
As you explore the underwater world of Fukushima, you'll be greeted by a diverse and vibrant marine ecosystem. With a visibility of around 8m and a maximum depth of 16m, you'll have the opportunity to discover dynamic terrains, stunning coral reefs, and captivating soft coral beds. The underwater landscape is adorned with colorful schools of fish, such as clownfish amidst the anemone fields, surrounded by snapper damsels. Gimpo and frogfish can also be spotted abundantly, adding to the excitement of your dive. If you're lucky, you may even encounter dolphins and turtles during your dives in Fukushima.
Fukushima's close proximity to Saiki, Oita Prefecture makes it easily accessible for divers seeking a unique diving experience in Japan. Whether you are a beginner or an advanced diver, Fukushima's underwater wonders are sure to leave you in awe. Discover the beauty and tranquility of this enchanting dive site as you immerse yourself in the rich marine life that awaits beneath the surface. Begin your underwater adventure in Fukushima and create memories that will last a lifetime.
Diving Conditions Score for Fukashima Island
Good diving conditions!
The score is based on a calculation of the current weather and sea conditions.
Dive Site Overview for Fukashima Island
Depth
16m
Visibility
8m
Experience Level
Weather Conditions for Fukashima Island
Wave Height
0.7m
Wind Speed
14.2 m/s
Water Temp
24.3°C
Visibility
32.46km
Cloud Cover
27%
Wave Period
8.05s
Air Temperature
21.1°C
Precipitation
0 mm
Dive Score Chart for Fukashima Island
Best time to dive: 12:00 with score 7.9336760683760685/10. Water conditions: Waves 0.7m, Wind 22.6 m/s.Best night dive time: 0:00 with score 7.705162365591397/10.
Chart showing hourly dive conditions including wave height, wind speed, water temperature, and visibility throughout the day.
Optimal diving conditions at Fukashima Island 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: 7.9/10
Waves: 0.7m (7.8s), Wind: 22.6 m/s
Score: 7.7/10
Waves: 0.64m, Wind: 23.4 m/s
Seasonal Analysis for Fukashima IslandAlpha
Historical patterns and best seasons for diving at Fukashima Island
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 Fukashima Island
Winter
Winter offers the best overall diving conditions with calmer seas and better visibility, despite cooler temperatures.
Best Months for Fukashima Island
Ideal Conditions for Fukashima Island
Water Temp
23.3°C / 73.9°F
June
Visibility
20.1m / 65.9ft
October
Wave Height
0.2m / 0.7ft
January
Wave Period
8.0s
January
Seasonal Insights for Fukashima Island
Fukashima Island shows typical northern hemisphere patterns with June being the warmest month (23.3°C) and December the coldest (19.3°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