Palmetto Keyhole
Divers can expect to encounter a variety of marine life, including butterflyfish, fan worms, small leaf hanging vines, star coral, and soft corals such as plumes and rods. Schools of black durgon and yellowtail snapper can also be spotted, adding to the vibrant marine ecosystem of the area.
As divers descend further into the channel, the depth gradually reaches up to 100ft, accompanied by awe-inspiring walls on either side that extend all the way to the water's surface. With a visibility of 21m and a maximum depth of 22m, Key Hole is suitable for divers of beginner and advanced levels.
Situated near Palmetto Bay, Coxen Hole, Roatan, in the Bay Islands of Honduras, this dive site offers an unforgettable underwater experience for divers to appreciate the natural beauty and diverse marine life that thrives in these waters.
Diving Conditions Score for Palmetto Keyhole
Very good diving conditions!
The score is based on a calculation of the current weather and sea conditions.
Dive Site Overview for Palmetto Keyhole
Depth
22m
Visibility
21m
Experience Level
Weather Conditions for Palmetto Keyhole
Wave Height
1.12m
Wind Speed
31.9 m/s
Water Temp
28.5°C
Visibility
27.32km
Cloud Cover
1%
Wave Period
4.75s
Air Temperature
26.7°C
Precipitation
0 mm
Dive Score Chart for Palmetto Keyhole
Best time to dive: 15:00 with score 7.508299999999999/10. Water conditions: Waves 1.14m, Wind 28.2 m/s.Best night dive time: 18:00 with score 6.973599999999999/10.
Chart showing hourly dive conditions including wave height, wind speed, water temperature, and visibility throughout the day.
Optimal diving conditions at Palmetto Keyhole 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: 7.5/10
Waves: 1.14m (4.85s), Wind: 28.2 m/s
Score: 7.5/10
Waves: 1.12m (4.75s), Wind: 31.9 m/s
Score: 7.0/10
Waves: 1.1m, Wind: 31.3 m/s
Seasonal Analysis for Palmetto KeyholeAlpha
Historical patterns and best seasons for diving at Palmetto Keyhole
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 Palmetto Keyhole
Winter
Winter offers the best overall diving conditions with calmer seas and better visibility, despite cooler temperatures.
Best Months for Palmetto Keyhole
Ideal Conditions for Palmetto Keyhole
Water Temp
26.7°C / 80.1°F
August
Visibility
12.0m / 39.4ft
May
Wave Height
2.4m / 7.9ft
November
Wave Period
8.0s
January
Seasonal Insights for Palmetto Keyhole
Palmetto Keyhole shows typical northern hemisphere patterns with June being the warmest month (27.5°C) and January the coldest (21.8°C). The calmest conditions typically occur in November with average wave heights of 2.4m 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). May is usually the driest month with 0.0mm 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.
Last updated: 1 min. ago - Jun 21, 2026