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Ewa Pinnacles Reef

Ewa Pinnacles, located on the Hawaiian island of Oahu, offers divers a breathtaking underwater experience amidst stunning lava formations, expansive overhangs, and vibrant coral reefs. This dive site serves as an excellent cleaning station, providing ample opportunities to witness captivating reef activities.

In addition to the abundant range of typical Hawaiian reef fish species, divers can also encounter whitetip reef sharks, sea turtles, and magnificent manta rays during their underwater exploration at Ewa Pinnacles. The diverse marine life within this site makes it a truly remarkable and memorable dive.

With a visibility of 18 meters and a maximum depth of 26 meters, Ewa Pinnacles promises an immersive and rewarding diving experience for all levels of divers, including beginners, advanced enthusiasts, and experts. Located in Ewa Beach, Honolulu County, Hawaii, 96706, United States, this pristine dive spot is conveniently accessible within the United States.

Immerse yourself in the wonders of Ewa Pinnacles and discover the mesmerizing underwater world that awaits you.

Diving Conditions Score for Ewa Pinnacles Reef

7.3
Good

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

Dive Site Overview for Ewa Pinnacles Reef

Depth

26m

Visibility

18m

Experience Level

beginner
advanced
expert

Weather Conditions for Ewa Pinnacles Reef

Wave Height

1.16m

Wind Speed

7.7 m/s

Water Temp

27°C

Visibility

6.52km

Cloud Cover

55%

Wave Period

12.65s

Air Temperature

23°C

Precipitation

1 mm

Detailed 7-Day Diving Forecast for Ewa Pinnacles Reef
Alpha

Dive Score Chart for Ewa Pinnacles Reef

Best time to dive: 13:00 with score 7.939298140770252/10. Water conditions: Waves 1.16m, Wind 8 m/s.Best night dive time: 2:00 with score 7.2897567567567565/10.

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

Sunrise at Ewa Pinnacles Reef: 06:00
Sunset at Ewa Pinnacles Reef: 18:00

Optimal diving conditions at Ewa Pinnacles 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.

🌞
Best Overall
13:00

Score: 7.9/10
Waves: 1.16m (12.55s), Wind: 8 m/s

🌞
Safest Overall
14:00

Score: 7.9/10
Waves: 1.16m (12.65s), Wind: 7.7 m/s

🌙
Best Night
2:00

Score: 7.3/10
Waves: 1.12m, Wind: 9.5 m/s

Seasonal Analysis for Ewa Pinnacles Reef
Alpha

Historical patterns and best seasons for diving at Ewa Pinnacles 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 Ewa Pinnacles Reef

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 Ewa Pinnacles Reef

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

Ideal Conditions for Ewa Pinnacles Reef

Water Temp

Thermometer Emoji

22.1°C / 71.8°F

June

Visibility

Telescope Emoji

20.1m / 65.9ft

October

Wave Height

Wave Emoji

0.2m / 0.7ft

January

Wave Period

Wave Emoji

8.0s

January

Seasonal Insights for Ewa Pinnacles Reef

Ewa Pinnacles Reef shows typical northern hemisphere patterns with June being the warmest month (22.1°C) and December the coldest (18.1°C). The calmest conditions typically occur in January with average wave heights of 0.2m and wave periods of 8.0s. The most comfortable wave conditions are in January 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). January is usually the driest month with 0.0mm of precipitation. For beginners, the best time to visit would be during January to March, 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 22, 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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