Nanas Reef
With a visibility of 15m and a maximum depth of 25m, divers can expect clear waters and the opportunity to explore the vibrant marine life beneath the surface. From Nudibranchs to Black Tip Reef Sharks, there is something here for all tastes. Encounter awe-inspiring creatures such as Batfish, Parrotfish, Octopus, Scorpionfish, Stonefish, Picasso Triggerfish, and much more.
Whether you are a beginner, advanced, or expert diver, this dive site caters to all levels of expertise. Immerse yourself in the natural beauty of Jikolamo, North Maluku, Indonesia, and discover the wonders that await beneath the sea.
Diving Conditions Score for Nanas Reef
Good diving conditions!
The score is based on a calculation of the current weather and sea conditions.
Dive Site Overview for Nanas Reef
Depth
25m
Visibility
15m
Experience Level
Weather Conditions for Nanas Reef
Wave Height
0.26m
Wind Speed
13.2 m/s
Water Temp
29°C
Visibility
9.94km
Cloud Cover
31%
Wave Period
2.4s
Air Temperature
28.6°C
Precipitation
0.2 mm
Dive Score Chart for Nanas Reef
Best time to dive: 15:00 with score 8.925819753086419/10. Water conditions: Waves 0.1m, Wind 2.9 m/s.Best night dive time: 21:00 with score 8.528060606060604/10.
Chart showing hourly dive conditions including wave height, wind speed, water temperature, and visibility throughout the day.
Optimal diving conditions at Nanas Reef 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: 8.9/10
Waves: 0.1m (2.7s), Wind: 2.9 m/s
Score: 8.9/10
Waves: 0.1m (2.75s), Wind: 3.1 m/s
Score: 8.5/10
Waves: 0.08m, Wind: 2.7 m/s
Seasonal Analysis for Nanas ReefAlpha
Historical patterns and best seasons for diving at Nanas Reef
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 Nanas Reef
Winter
Winter offers the best overall diving conditions with calmer seas and better visibility, despite cooler temperatures.
Best Months for Nanas Reef
Ideal Conditions for Nanas Reef
Water Temp
26.4°C / 79.5°F
May
Visibility
10.8m / 35.4ft
December
Wave Height
0.8m / 2.6ft
June
Wave Period
8.0s
January
Seasonal Insights for Nanas Reef
Nanas Reef follows southern hemisphere patterns with May being the warmest month (26.4°C) and January the coldest (23.0°C). The calmest conditions typically occur in June with average wave heights of 0.8m 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). December is usually the driest month with 3.3mm 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.
Last updated: 1 min. ago - Jun 23, 2026