Skip to content
Go to Dive Champ home pageDive Champ LogoDive Champ

Ile d'Yoch

Discover the mesmerizing dive and snorkeling site nestled at the base of Yoch Island, boasting crystal-clear turquoise waters and a stunningly white sandy bottom. This aquatic paradise offers a vibrant ecosystem of Himanthales forest, creating an enchanting backdrop for diving enthusiasts.

Explore the depths ranging from 0 to 12 meters during high tide, where a kaleidoscope of swords in every imaginable hue awaits your discovery, delicately concealed beneath the swaying kelp and mesmerizing Himanthales forest. This serene underwater world promises breathtaking encounters and unforgettable moments.

With a maximum depth of 16 meters, this site caters to both beginner and advanced divers. The waters surrounding this idyllic location in France boast optimal visibility, ensuring you can fully immerse yourself in the awe-inspiring beauty that lies beneath the surface.

Located near Presqu’Île du Vivier, Argenton, Landunvez, Brest, Finistère, Brittany, Metropolitan France, 29840, France, this dive site offers convenient access to nature's underwater masterpiece. Embark on an unforgettable journey and experience the wonders of underwater exploration at their finest.

Diving Conditions Score for Ile d'Yoch

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 Ile d'Yoch

Depth

16m

Experience Level

beginner
advanced

Weather Conditions for Ile d'Yoch

Wave Height

0.52m

Wind Speed

13.7 m/s

Water Temp

21.3°C

Visibility

33.4km

Cloud Cover

7%

Wave Period

5s

Air Temperature

20.8°C

Precipitation

0 mm

Detailed 7-Day Diving Forecast for Ile d'Yoch
Alpha

Dive Score Chart for Ile d'Yoch

Best time to dive: 6:00 with score 8.136315789473684/10. Water conditions: Waves 0.48m, Wind 6 m/s.Best night dive time: 23:00 with score 7.500740740740741/10.

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

Sunrise at Ile d'Yoch: 06:00
Sunset at Ile d'Yoch: 18:00

Optimal diving conditions at Ile d'Yoch 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
6:00

Score: 8.1/10
Waves: 0.48m (4.75s), Wind: 6 m/s

🌙
Best Night
23:00

Score: 7.5/10
Waves: 0.48m, Wind: 10.1 m/s

Seasonal Analysis for Ile d'Yoch
Alpha

Historical patterns and best seasons for diving at Ile d'Yoch

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 Ile d'Yoch

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 Ile d'Yoch

January
Score: 10.0
February
Score: 10.0
December
Score: 9.9

Ideal Conditions for Ile d'Yoch

Water Temp

Thermometer Emoji

24.9°C / 76.8°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 Ile d'Yoch

Ile d'Yoch shows typical northern hemisphere patterns with June being the warmest month (24.9°C) and December the coldest (20.9°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.

23 Dive sites near Ile d'Yoch in

Find more dive sites in France

FranceFrance

France

Got feedback?

Help us improve this dive site by giving us feedback.