5-20m
    Cornwall & Devon, United Kingdom
    Northern Cardigan Bay / Gogledd Bae Ceredigion

    Tywyn

    Best months: Jul–Sep

    Protected Area

    Northern Cardigan Bay / Gogledd Bae Ceredigion

    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) - Tywyn offers some of Cornwall & Devon's richest reef diving. Water ranges 10-18°C, warmest July, August, September.

    Best timeJul–Sep
    WetsuitA 5mm wetsuit
    Marine lifeBlue Sharks, Dolphins, Dwarf Minke Whales, Humpback Whales and Ocean Sunfish (Mola Mola) · 176+ species recorded
    Water10-18°C · warmest July, August, September
    CharacterReef dive · max 5-20m
    StandoutExceptional marine biodiversity

    Tywyn offers a classic UK shore dive, accessible from the beach. It’s a good spot for newer divers to get comfortable with temperate water conditions and for experienced divers to shake out the cobwebs. We’ve found decent visibility on calm days, revealing common wrasse, blennies, and crabs scuttling amongst the rocks and kelp. Expect a relaxed dive rather than anything dramatic.

    Typical Tywyn Dive Profile

    5mSafety Stop0m5m max~60 min estimated bottom time

    Illustrative profile based on site depth and type. Actual dive profiles vary - always follow your dive computer and training.

    Today06:3517:3310h 58m daylightGolden hour 16:46

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    Conditions

    Ocean conditions, forecast and tides for Tywyn

    Tywyn Ocean Conditions

    Monthly averages for Tywyn, sourced from Open-Meteo marine data - nearest station: Open-Meteo marine grid (50.44, -2.73) (3km away)

    ExcellentGreatGoodFairPoor★Best monthsThis month

    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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