Milne Bay, Papua New Guinea

    Dinah’s Beach

    Best months: Jul–Sep

    Why dive here

    With 241+ marine species recorded in the area - including barracuda, blacktip reef sharks, grey reef sharks, sea turtles and sperm whales - Dinah’s Beach offers some of Milne Bay's richest diving. Water ranges 27-30°C, warmest January, February, March.

    Best timeJul–Sep
    WetsuitA 3mm shorty or thin full wetsuit
    Marine lifeBarracuda, Blacktip Reef Sharks, Grey Reef Sharks, Sea Turtles and Sperm Whales · 241+ species recorded
    Water27-30°C · warmest January, February, March
    StandoutExceptional marine biodiversity

    Dinah’s Beach holds a special spot in the muck diving world, widely considered the original. Don't come expecting vibrant corals; this is about the hunt. You'll spend your dive on a black sand and mud slope, typically no deeper than 12m, eyes peeled for the incredibly camouflaged. We've often found seahorses clinging to detritus, several species of octopus moving across the sand, and the occasional dwarf lionfish or frogfish blending perfectly. It’s a slow dive, perfect for photographers and anyone who loves seeking out the unusual.

    Today05:3617:5312h 17m daylightGolden hour 17:25

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    Conditions

    Ocean conditions, forecast and tides for Dinah’s Beach

    Dinah’s Beach Ocean Conditions

    Monthly averages for Dinah’s Beach, sourced from Open-Meteo marine data - nearest station: Open-Meteo marine grid (-10.2, 150.9) (22km away)

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    October Averages

    Sea Temperature

    28°C

    83°F · Range: 27–29.8°C

    Air Temperature

    27°C

    81°F

    Wind Speed

    7.28 m/s

    14.2 knots

    Atmospheric Pressure

    1010.5 hPa

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

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