Istria Peninsula, Croatia
    Podmorje Kostrene

    Kostrena

    Best months: Jul–Aug

    Protected Area

    Podmorje Kostrene

    Why dive here

    With 46+ marine species recorded in the area - including dolphins, sea turtles and cuttlefish - Kostrena offers some of Istria Peninsula's richest diving. Water ranges 12-26°C, warmest July, August, September.

    Best timeJul–Aug
    WetsuitA 3mm shorty or thin full wetsuit
    Marine lifeDolphins, Sea Turtles and Cuttlefish · 46+ species recorded
    Water12-26°C · warmest July, August, September

    Kostrena is a straightforward shore dive near Rijeka, popular with local divers. The site typically offers easy access, making it a good choice for newer divers or those looking for a relaxed afternoon dip. Expect to see some of the usual Mediterranean suspects – small schools of damselfish, maybe an octopus tucked into the rocks, and a scattering of various crabs. It's a convenient spot if you're in the area and just want to get wet.

    Today06:1317:2611h 13m daylightGolden hour 16:46

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    Conditions

    Ocean conditions, forecast and tides for Kostrena

    Kostrena Ocean Conditions

    Monthly averages for Kostrena, sourced from Open-Meteo marine data + Copernicus Marine (EU) - nearest station: Open-Meteo marine grid (45.08, 14.15) (21km away)

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    October Averages

    Sea Temperature

    20°C

    68°F · Range: 18.4–22.3°C

    Current Speed

    3.16 cm/s

    Direction: W (288.4°)

    Salinity

    37.74 PSU

    Based on 4 years of monitoring data · Data sources: Open-Meteo marine data + Copernicus Marine (EU)

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