17m
    Beginner
    Similan Islands, Thailand
    Sirinat

    Ayara Bay

    Best months: Jan–Dec

    Protected Area

    Sirinat

    Why dive here

    With 173+ marine species recorded in the area - including blacktip reef sharks, eagle rays, giant moray eels, whale sharks and clownfish - Ayara Bay offers some of Similan Islands's richest reef diving. Water ranges 29-31°C, warmest April, May, June.

    Marine lifeBlacktip Reef Sharks, Eagle Rays, Giant Moray Eels, Whale Sharks and Clownfish · 173+ species recorded
    Water29-31°C · warmest April, May, June
    CharacterReef dive · max 17m
    StandoutExceptional marine biodiversity

    Ayara Bay, on the eastern side of the Similans, is a gentle spot. The reef here, topping out at 17 metres, offers a relaxed dive, perfect for newer divers or those looking for a long, slow exploration. You’ll find plenty of small reef fish darting amongst the hard corals, and it’s a good place to spot moray eels tucked into crevices. It's a peaceful alternative to some of the busier Similan sites.

    Typical Ayara Bay Dive Profile

    10m20mSafety Stop0m17m max~50 min estimated bottom time

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

    Safety Notes

    Always perform a 3-minute safety stop at 5m before surfacing.

    Today06:2118:4012h 20m daylightGolden hour 18:12

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    Conditions

    Ocean conditions, forecast and tides for Ayara Bay

    Ayara Bay Ocean Conditions

    Monthly averages for Ayara Bay, sourced from Copernicus Marine satellite data

    August Averages

    Sea Temperature

    29.29°C

    85°F

    Current Speed

    6.32 cm/s

    Direction: S (161.6°)

    Salinity

    31.57 PSU

    Data sources: Copernicus Marine Service (EU)

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