Great Musselroe Bay Weather Forecast

    • 11
    • 21

    Rain

    • 11
    • 21

    Shower

    • 11
    • 20

    Shower

    • 11
    • 20

    Shower

    • 8
    • 20

    Partly cloudy

    • 8
    • 21

    Partly cloudy

    • 9
    • 22

    Partly cloudy

Today 21 Dec North East

Cloudy. The chance of fog early this morning. Very high chance of rain during this afternoon and evening. The chance of a thunderstorm near the coast this evening. Light winds becoming west to southwesterly 15 to 20 km/h in the late evening. Daytime maximum temperatures between 19 and 22.

Banks Strait and Franklin

Wind
West to northwesterly 10 to 15 knots tending southeast to southwesterly in the evening then tending west to southwesterly 15 to 20 knots in the late evening.
Seas
Around 1 metre.
1st Swell
Northwest to southwesterly below 1 metre.
Weather
Cloudy. 90% chance of rain. The chance of a thunderstorm late this afternoon and evening.
Weather Situation
A broad low pressure system near the west of Tasmania clears to the southeast into Sunday morning before a second, more intense, low pressure system is forecast to move across Bass Strait during Sunday and clear to the east Monday morning. A ridge of high pressure is expected to extend across the southern mainland, forecast to direct a westerly flow over Tasmania from Monday. Cold fronts embedded in the flow are expected to cross Tasmania late Monday and again Wednesday.
Graph Plots Open in Graphs
  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Great Musselroe Bay Temperature Statistics View More

December Temperature

Swan Island (11km)

  • Lowest 2 December, 2025

    8.3 °C
  • Average December

    15 °C
  • Highest 13 December, 2025

    24.2 °C

Climate (2020–Present)

Swan Island (11km)

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  • Average Low 2020–2025

    11.9 °C
  • Average 2020–2025

    14.3 °C
  • Average High 2020–2025

    17.5 °C
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