Hikkaduwa & South Coast, Sri Lanka
    Rocky Islets ( A

    Siri

    Best months: Jun–Oct

    Protected Area

    Rocky Islets ( A

    Why dive here

    With 91+ marine species recorded in the area - including blue whales, giant moray eels, humpback whales, orcas and sea turtles - Siri offers some of Hikkaduwa & South Coast's richest diving. Water ranges 28-31°C, warmest March, April, May.

    Best timeJun–Oct
    WetsuitA 3mm shorty or thin full wetsuit
    Marine lifeBlue Whales, Giant Moray Eels, Humpback Whales, Orcas and Sea Turtles · 91+ species recorded
    Water28-31°C · warmest March, April, May
    StandoutRich in charismatic marine life

    Siri is one of the shallower spots off Hikkaduwa, making it a good choice for newer divers or those looking for an easy second dive. You'll often find plenty of reef fish here: parrotfish, snappers, and a few morays tucked into the cracks. It's a relaxed dive, usually with mild currents, perfect for a gentle potter around and practicing buoyancy.

    Today05:2717:2812h 1m daylightGolden hour 17:00

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    Conditions

    Ocean conditions, forecast and tides for Siri

    Siri Ocean Conditions

    Monthly averages for Siri, sourced from Open-Meteo marine data - nearest station: Open-Meteo marine grid (6.45, 79.98) (12km away)

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    October Averages

    Sea Temperature

    29°C

    84°F · Range: 27.7–30°C

    Air Temperature

    26°C

    79°F

    Wind Speed

    5.07 m/s

    9.9 knots

    Atmospheric Pressure

    1010.1 hPa

    Based on 4 years of monitoring data · Data sources: Open-Meteo marine data

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