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Crystal Bay, Nusa Penida

Crystal Bay Dive Site: A Divers' Paradise in Nusa Penida, Indonesia

Crystal Bay, located on the captivating west-side of Nusa Penida Island, offers an extraordinary underwater experience for divers. This dive site boasts two distinct coral reef formations, separated by sandy slopes, creating a visually stunning topography that extends more than 50 meters. The presence of large rocks adds a touch of adventure, ideal for encountering majestic sunfish at their cleaning station.

Diving in Crystal Bay unveils a vibrant marine ecosystem teeming with a diverse array of species. Abundant hard and soft corals sustain thriving populations of turtles, fish, and mesmerizing macro marine life. The crystal-clear waters, earning the site its well-deserved name, provide excellent visibility of up to 19 meters, ensuring a captivating exploration of the underwater wonders.

Considered as one of Penida's premier dive sites, Crystal Bay offers opportunities for divers of all levels, ranging from beginners to advanced and expert divers. The bay encompasses two distinct reefs, each offering a unique diving experience. The north reef encircling Temple Island features a steep slope descending to a depth of 60 meters, making it the preferred spot for spotting the magnificent Mola Mola (Mola alexandrini). Keep your gaze fixed on the deep blue waters to catch a glimpse of these awe-inspiring creatures. Additionally, the shallows on this side of the bay present an enchanting sight with boulder corals, frequent turtle sightings, moray eels, sea snakes, and an abundance of captivating macro life. While exploring Temple Island, exercise caution due to the potential for strong currents, mainly on the northeast side, which is designated as a no-go area for divers.

The south reef of Crystal Bay offers a contrasting experience, gently sloping from the shallow bay at 5 meters and extending beyond 60 meters. The vibrant corals surrounding this area attract tropical fish, creating a mesmerizing underwater display. Alongside the corals, large schools of big-eye barracuda are frequently spotted. Don't forget to explore under coral ledges, as you may encounter the elusive wobbegong shark hiding within.

Crystal Bay Dive Site is conveniently situated close to the Sunset viewpoint, accessible via Jalan Crystal Bay, Sakti, Bali, Indonesia. Whether you are a beginner seeking adventure or an experienced diver craving the thrill of exploring new depths, Crystal Bay has something for everyone. Lose yourself in the underwater wonders of Crystal Bay, an unforgettable dive experience in Indonesia.

Diving Conditions Score for Crystal Bay, Nusa Penida

6.9
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 Crystal Bay, Nusa Penida

Depth

20m

Visibility

19m

Experience Level

beginner
advanced
expert

Weather Conditions for Crystal Bay, Nusa Penida

Wave Height

1.54m

Wind Speed

10.1 m/s

Water Temp

27.7°C

Visibility

26km

Cloud Cover

2%

Wave Period

9.25s

Air Temperature

31°C

Precipitation

0 mm

Detailed 7-Day Diving Forecast for Crystal Bay, Nusa Penida
Alpha

Dive Score Chart for Crystal Bay, Nusa Penida

Best time to dive: 7:00 with score 6.1528/10. Water conditions: Waves 1.5m, Wind 12.2 m/s.Best night dive time: 22:00 with score 5.9455/10.

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

Sunrise at Crystal Bay, Nusa Penida: 06:00
Sunset at Crystal Bay, Nusa Penida: 18:00

Optimal diving conditions at Crystal Bay, Nusa Penida 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
7:00

Score: 6.2/10
Waves: 1.5m (9.45s), Wind: 12.2 m/s

🌞
Safest Overall
6:00

Score: 6.1/10
Waves: 1.5m (9.4s), Wind: 10.8 m/s

🌙
Best Night
22:00

Score: 5.9/10
Waves: 1.64m, Wind: 5.7 m/s

Seasonal Analysis for Crystal Bay, Nusa Penida
Alpha

Historical patterns and best seasons for diving at Crystal Bay, Nusa Penida

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 Crystal Bay, Nusa Penida

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 Crystal Bay, Nusa Penida

January
Score: 10.0
February
Score: 10.0
March
Score: 10.0

Ideal Conditions for Crystal Bay, Nusa Penida

Water Temp

Thermometer Emoji

26.7°C / 80.1°F

April

Visibility

Telescope Emoji

12.6m / 41.3ft

April

Wave Height

Wave Emoji

1.0m / 3.3ft

November

Wave Period

Wave Emoji

8.0s

January

Seasonal Insights for Crystal Bay, Nusa Penida

Crystal Bay, Nusa Penida follows southern hemisphere patterns with May being the warmest month (27.7°C) and December the coldest (22.9°C). The calmest conditions typically occur in November with average wave heights of 1.0m and wave periods of 8.0s. The most comfortable wave conditions are in November 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). July is usually the driest month with 0.5mm of precipitation. For beginners, the best time to visit would be during November to January, 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 20, 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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