What does the DiveScore seasonal chart show?

Monthly diveScore data showing seasonal patterns and variations throughout the year for divers.

What are the main diving seasons for this location (Climate: tropical)?

The typical seasons are: Wet Season (Higher rainfall, potential reduced visibility). Wet-Dry Trans. (Transitional conditions). Dry Season (Low rainfall, clearer waters). Dry-Wet Trans. (Transitional conditions).

What is the typical range of DiveScore at this location?

The diveScore typically ranges from 7.6 to 9.8 throughout the year.

When are the best diving conditions based on DiveScore at this location?

Based on the data, the most favorable conditions for diveScore generally occur around May, Jun, Jul, Aug.

Nanjalakalau Wall

Located in the stunning Solomon Islands, the Great Wall dive site offers an unforgettable underwater experience for divers of all levels. Its northern side boasts an impressive wall structure that plunges down to a maximum depth of 50m. As you explore the wall and the vibrant blue surroundings, be prepared to encounter an abundance of marine wildlife.

Divers will be enthralled by the striking beauty of gorgonia fans that adorn the underwater landscape. Keep your eyes peeled for the magnificent banana nudibranchs, known for their vibrant colors. As you descend below 20m, you may have the opportunity to spot majestic grey reef and black tip reef sharks. Among the graceful movements of eagle rays, you'll witness thrilling reunions between tuna, mackerel, and their underwater companions.

With a visibility of 10m and a maximum depth of 25m, the Great Wall dive site is accessible to both beginner and advanced divers. Whether you're just starting your underwater journey or seeking a new thrilling adventure, this site has something to offer for everyone.

Located near Pokilo in the Central Province of the Solomon Islands, this dive site is easily accessible for divers seeking an unforgettable underwater experience.

Discover the wonders of the Great Wall dive site and immerse yourself in the beauty of the Solomon Islands' underwater realm. Explore, drift, and marvel at the diverse marine life that awaits you in this breathtaking dive location.

Diving Conditions Score for Nanjalakalau Wall

7.5

Good

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

Dive Site Overview for Nanjalakalau Wall

Depth

25m

Visibility

10m

Experience Level

beginner

advanced

Weather Conditions for Nanjalakalau Wall

Wave Height

0.84m

Wind Speed

30.3 m/s

Water Temp

29.8°C

Visibility

35.1km

Cloud Cover

48%

Wave Period

Air Temperature

27.7°C

Precipitation

0 mm

Detailed 7-Day Diving Forecast for Nanjalakalau Wall

Alpha

Best Overall

15:00

Score: 7.2/10
Waves: 0.84m (4s), Wind: 30.1 m/s

Safest Overall

14:00

Score: 7.2/10
Waves: 0.84m (4s), Wind: 30.2 m/s

Best Night

3:00

Score: 6.7/10
Waves: 0.88m, Wind: 29.2 m/s

Seasonal Analysis for Nanjalakalau Wall
Alpha

Historical patterns and best seasons for diving at Nanjalakalau Wall

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

Best Season for Nanjalakalau Wall

Summer

Avg. Score: 9.6/10

Summer offers the warmest water temperatures and generally favorable conditions for all levels of divers.

Best Months for Nanjalakalau Wall

July

Score: 9.8

May

Score: 9.5

June

Score: 9.5

Ideal Conditions for Nanjalakalau Wall

Water Temp

26.6°C / 79.9°F

April

Visibility

11.0m / 36.1ft

October

Wave Height

1.4m / 4.6ft

December

Wave Period

8.0s

January

Seasonal Insights for Nanjalakalau Wall

Nanjalakalau Wall follows southern hemisphere patterns with May being the warmest month (27.7°C) and December the coldest (23.7°C). The calmest conditions typically occur in December with average wave heights of 1.4m and wave periods of 8.0s. The most comfortable wave conditions are in December 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 1.3mm of precipitation. For beginners, the best time to visit would be during December to February, 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 18, 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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Nanjalakalau Wall

Diving Conditions Score for Nanjalakalau Wall

Dive Site Overview for Nanjalakalau Wall

Weather Conditions for Nanjalakalau Wall

Seasonal Analysis for Nanjalakalau Wall
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