Batu Mandi
From the moment you enter the water, you'll encounter a stunning array of corals and sea fans, setting the stage for an immersive diving adventure. Keep your eyes peeled for the enchanting nudibranchs, playful crabs, and elusive shrimps that call this underwater paradise their home.
With visibility reaching an impressive 16 meters and a maximum depth of 21 meters, this dive site is suitable for divers of all levels – whether you're a beginner, advanced, or expert. Immerse yourself in the awe-inspiring beauty of Indonesia's underwater realm and create memories that will last a lifetime at this exceptional dive site in Pulisan, North Sulawesi, Indonesia.
Diving Conditions Score for Batu Mandi
Decent conditions, proceed with caution.
The score is based on a calculation of the current weather and sea conditions.
Dive Site Overview for Batu Mandi
Depth
21m
Visibility
16m
Experience Level
Weather Conditions for Batu Mandi
Wave Height
0.48m
Wind Speed
13.3 m/s
Water Temp
30.9°C
Visibility
59.76km
Cloud Cover
54%
Wave Period
4.65s
Air Temperature
34.5°C
Precipitation
0 mm
Dive Score Chart for Batu Mandi
Best time to dive: 13:00 with score 7.602751851851853/10. Water conditions: Waves 0.46m, Wind 14.4 m/s.Best night dive time: 0:00 with score 7.179119298245615/10.
Chart showing hourly dive conditions including wave height, wind speed, water temperature, and visibility throughout the day.
Optimal diving conditions at Batu Mandi 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: 7.6/10
Waves: 0.46m (4.5s), Wind: 14.4 m/s
Score: 7.2/10
Waves: 0.46m, Wind: 15.2 m/s
Seasonal Analysis for Batu MandiAlpha
Historical patterns and best seasons for diving at Batu Mandi
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 Batu Mandi
Winter
Winter offers the best overall diving conditions with calmer seas and better visibility, despite cooler temperatures.
Best Months for Batu Mandi
Ideal Conditions for Batu Mandi
Water Temp
26.9°C / 80.4°F
June
Visibility
12.4m / 40.7ft
August
Wave Height
1.0m / 3.3ft
May
Wave Period
8.0s
January
Seasonal Insights for Batu Mandi
Batu Mandi shows typical northern hemisphere patterns with June being the warmest month (26.9°C) and January the coldest (22.3°C). The calmest conditions typically occur in May with average wave heights of 1.0m and wave periods of 8.0s. The most comfortable wave conditions are in May 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). August is usually the driest month with 2.5mm of precipitation. For beginners, the best time to visit would be during May to July, 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 - Jul 12, 2026