Trenemene Reef
Protected Area
Western Rocks
Why dive here
With 176+ marine species recorded in the area - including blue sharks, dolphins, dwarf minke whales, humpback whales and ocean sunfish (mola mola) - Trenemene Reef offers some of Cornwall & Devon's richest reef diving. Water ranges 10-18°C, warmest July, August, September.
Trenemene Reef offers a solid dive for those exploring Cornwall and Devon's coastline. You'll find a series of rocky outcrops, covered in temperate corals and an assortment of local critters like crabs and wrasse. It’s a good option for divers looking for a straightforward, undemanding dive in the area, often used by local dive centres for training or leisurely trips.
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Conditions
Ocean conditions, forecast and tides for Trenemene Reef
Trenemene Reef Ocean Conditions
Monthly averages for Trenemene Reef, sourced from Open-Meteo marine data - nearest station: Open-Meteo marine grid (50.44, -2.73) (3km away)
October Averages
Sea Temperature
17°C
62°F · Range: 15.1–17.5°C
Air Temperature
13°C
56°F
Wind Speed
8.14 m/s
15.8 knots
Atmospheric Pressure
1011 hPa
Based on 4 years of monitoring data · Data sources: Open-Meteo marine data
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