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Shimozone

Shimosone, located off the coast of Kuba Island in Japan, is a hidden gem for advanced divers seeking an exhilarating underwater adventure. This dive site offers a unique experience, with its strong tides and diverse currents that attract expert divers who can navigate them with ease.

The diving style at Shimosone is predominantly drift diving, allowing divers to effortlessly descend and ascend while exploring the depths of the open sea. With a maximum depth of 26m and impressive visibility of 24m, this site offers a clear and immersive underwater experience.

One of the highlights at Shimosone is the opportunity to witness awe-inspiring marine life. Admire the majestic school of extra-large blue marlin and glukun, as well as the presence of migratory fish like bluefin tuna and bluefin trevally. Delight in the sight of dynamic schools of big fish, including Spanish mackerel, humpback flounder, grey reef sharks, and grouper.

It's important to note that Shimosone presents a challenging environment due to its complex currents and absence of buoys or anchors. Therefore, this dive is best suited for experienced divers who possess the necessary skills to navigate these conditions safely.

Located in the Okinawa Prefecture, near Zamami in Shimajiri, Japan, Shimosone is a must-visit destination for divers seeking a thrilling and unforgettable underwater exploration. Immerse yourself in the beauty of the deep blue sea, where curtains of fish, such as bluefin tuna and hawk eels, gracefully dance amidst the depths.

Visit Shimosone in Japan and embark on an extraordinary dive adventure that will leave you in awe of nature's wonders.

Diving Conditions Score for Shimozone

6.7
Above Average

Decent conditions, proceed with caution.
The score is based on a calculation of the current weather and sea conditions.

Dive Site Overview for Shimozone

Depth

26m

Visibility

24m

Experience Level

expert

Weather Conditions for Shimozone

Wave Height

2.04m

Wind Speed

20.3 m/s

Water Temp

27.8°C

Visibility

26.94km

Cloud Cover

1%

Wave Period

9.1s

Air Temperature

28.3°C

Precipitation

0 mm

Detailed 7-Day Diving Forecast for Shimozone
Alpha

Dive Score Chart for Shimozone

Best time to dive: 12:00 with score 6.1492/10. Water conditions: Waves 2.12m, Wind 23.4 m/s.Best night dive time: 0:00 with score 5.9391/10.

Chart showing hourly dive conditions including wave height, wind speed, water temperature, and visibility throughout the day.

Sunrise at Shimozone: 06:00
Sunset at Shimozone: 18:00

Optimal diving conditions at Shimozone 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.

🌞
Best Overall
12:00

Score: 6.1/10
Waves: 2.12m (9.25s), Wind: 23.4 m/s

🌞
Safest Overall
7:00

Score: 6.1/10
Waves: 2.04m (9.1s), Wind: 20.8 m/s

🌙
Best Night
0:00

Score: 5.9/10
Waves: 1.84m, Wind: 21.9 m/s

Seasonal Analysis for Shimozone
Alpha

Historical patterns and best seasons for diving at Shimozone

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 Shimozone

Winter

Avg. Score: 8.4/10

Winter offers the best overall diving conditions with calmer seas and better visibility, despite cooler temperatures.

Best Months for Shimozone

January
Score: 8.5
November
Score: 8.4
December
Score: 8.4

Ideal Conditions for Shimozone

Water Temp

Thermometer Emoji

26.8°C / 80.2°F

June

Visibility

Telescope Emoji

11.7m / 38.4ft

August

Wave Height

Wave Emoji

2.7m / 8.9ft

April

Wave Period

Wave Emoji

8.0s

January

Seasonal Insights for Shimozone

Shimozone shows typical northern hemisphere patterns with July being the warmest month (28.6°C) and January the coldest (15.2°C). The calmest conditions typically occur in April with average wave heights of 2.7m and wave periods of 8.0s. The most comfortable wave conditions are in April 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). March is usually the driest month with 0.1mm of precipitation. For beginners, the best time to visit would be during April to June, 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.

Scoring Legend:
9-10 (Excellent)
7-8 (Good)
5-6 (Average)
3-4 (Poor)
1-2 (Dangerous)

Last updated: 1 min. ago - Jun 23, 2026

Note: This dive site is not a verified dive site. Please dive with caution. This dive site might have incorrect information by the community.

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