St Brides Bay
Protected Area
De Porth Sain Ffraid / St Bride'S Bay South
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) - St Brides Bay offers some of Cornwall & Devon's richest reef diving. Water ranges 10-18°C, warmest July, August, September.
St Brides Bay in Cornwall offers some decent shore diving when the conditions are right. You'll find a mix of rocky reefs and sand patches, often with conger eels tucked into crevices and various crabs scuttling about. Visibility can be hit or miss, so check local reports before you go. It's a good spot for newer divers looking for an easy entry, especially if you’re keen on exploring the local temperate water fauna.
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Conditions
Ocean conditions, forecast and tides for St Brides Bay
St Brides Bay Ocean Conditions
Monthly averages for St Brides Bay, 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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