Cascades Bay - Shelly Beach Weather Forecast

    • 10
    • 17

    Cloudy

    • 10
    • 19

    Partly cloudy

    • 11
    • 20

    Cloudy

    • 13
    • 21

    Partly cloudy

    • 13
    • 20

    Cloudy

    • 12
    • 22

    Partly cloudy

    • 13
    • 23

    Mostly sunny

Today 31 Dec South East

Partly cloudy. Winds west to southwesterly 25 to 35 km/h tending south to southwesterly in the morning then tending west to southwesterly 15 to 25 km/h in the late evening. Daytime maximum temperatures between 14 and 19.

Frederick Henry Bay and Norfolk Bay Boating

Wind
South to southwesterly 15 to 25 knots.
Seas
Around 1 metre, increasing to 1 to 2 metres during the morning.
Weather
Partly cloudy.
Weather Situation
A ridge of high pressure will strengthen over the state from the west during today. This ridge will persist over the coming days until a trough develops west of Bass Strait late Friday. This trough will extend over the northwest early Saturday and is expected to cross Tasmania by the evening.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cascades Bay - Shelly Beach Temperature Statistics View More

December Temperature

Tasman Island (24km)

  • Lowest 25 December, 2025

    5.3 °C

  • Average December

    12 °C

  • Highest 4 December, 2025

    24.6 °C

Climate (2020–Present)

Tasman Island (24km)

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  • Average Low 2020–2025

    9.3 °C

  • Average 2020–2025

    11.5 °C

  • Average High 2020–2025

    14.5 °C
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