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Bantukan

Located on the southwest side of Maratua Atoll, just a short 20-minute boat ride from Nunukan Islands, is a must-visit dive site for divers of all skill levels. With its gently sloping reef and shallow sandy bottom at a depth of 12 meters, this site offers an incredible underwater experience.

During your dive, you can expect excellent visibility of up to 30 meters, allowing you to fully appreciate the breathtaking marine life and stunning coral formations. Whether you are a beginner or an advanced diver, this site is suitable for all levels of expertise.

Some of the special sightings you can look forward to include mackerel, true squid (cuttlefish), head scallop, macro life, and a vibrant variety of hard and soft corals. Don't miss the chance to explore this amazing underwater world during high tide for the best diving conditions.

For an unforgettable diving adventure, make sure to add this dive site to your itinerary.

Diving Conditions Score for Bantukan

7.6
Good

Good diving conditions!
The score is based on a calculation of the current weather and sea conditions.

Dive Site Overview for Bantukan

Depth

19m

Visibility

30m

Experience Level

beginner
advanced

Weather Conditions for Bantukan

Wave Height

0.26m

Wind Speed

19 m/s

Water Temp

30°C

Visibility

39.3km

Cloud Cover

95%

Wave Period

3.65s

Air Temperature

28.3°C

Precipitation

0.6 mm

Detailed 7-Day Diving Forecast for Bantukan
Alpha

Dive Score Chart for Bantukan

Best time to dive: 9:00 with score 8.159706060606062/10. Water conditions: Waves 0.18m, Wind 13.5 m/s.Best night dive time: 23:00 with score 7.603714285714284/10.

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

Sunrise at Bantukan: 06:00
Sunset at Bantukan: 18:00

Optimal diving conditions at Bantukan 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
9:00

Score: 8.2/10
Waves: 0.18m (4.4s), Wind: 13.5 m/s

🌙
Best Night
23:00

Score: 7.6/10
Waves: 0.24m, Wind: 7.5 m/s

Seasonal Analysis for Bantukan
Alpha

Historical patterns and best seasons for diving at Bantukan

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 Bantukan

Winter

Avg. Score: 10.0/10

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

Best Months for Bantukan

February
Score: 10.0
March
Score: 10.0
April
Score: 10.0

Ideal Conditions for Bantukan

Water Temp

Thermometer Emoji

26.9°C / 80.4°F

April

Visibility

Telescope Emoji

8.7m / 28.5ft

November

Wave Height

Wave Emoji

1.6m / 5.2ft

June

Wave Period

Wave Emoji

8.0s

January

Seasonal Insights for Bantukan

Bantukan shows typical northern hemisphere patterns with June being the warmest month (27.9°C) and January the coldest (22.9°C). The calmest conditions typically occur in June with average wave heights of 1.6m and wave periods of 8.0s. The most comfortable wave conditions are in June 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). November is usually the driest month with 5.3mm of precipitation. For beginners, the best time to visit would be during June to August, 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 21, 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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