Cape Portland Weather Forecast

    • 10
    • 15

    Shower

    • 8
    • 14

    Shower

    • 8
    • 15

    Windy

    • 6
    • 14

    Partly cloudy

    • 9
    • 15

    Shower

    • 7
    • 15

    Shower

    • 6
    • 14

    Shower

Today 20 Aug North East

Cloudy. Very high chance of showers, becoming less likely late this afternoon and evening. Snow falling above 1500 metres. Winds northwesterly 25 to 35 km/h. Daytime maximum temperatures between 10 and 15.

Banks Strait and Franklin

Wind
Northwesterly 15 to 20 knots, reaching up to 25 knots near Eddystone Point in the late morning.
Seas
1 to 2 metres, decreasing to 1 metre later in the evening.
1st Swell
East to northeasterly around 1 metre.
Weather
Partly cloudy. 60% chance of showers.
Weather Situation
A series of troughs and fronts embedded in a westerly flow are then expected to cross Tasmania over the coming days. A high pressure system to the north of Tasmania brings a northwesterly flow and more stable conditions on Sunday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Portland Temperature Statistics View More

August Temperature

Swan Island (12km)

  • Lowest 7 August, 2026

    7 °C

  • Average August

    11.9 °C

  • Highest 18 August, 2026

    15.9 °C

Climate (2021–2026)

Swan Island (12km)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    12 °C

  • Average 2021–2026

    14.4 °C

  • Average High 2021–2026

    17.5 °C
Get WillyWeather+ to remove ads