Foster Islands Weather Forecast

    • 11
    • 13

    Shower

    • 11
    • 13

    Partly cloudy

    • 11
    • 13

    Shower

    • 13
    • 14

    Shower

    • 10
    • 12

    Partly cloudy

    • 11
    • 13

    Partly cloudy

    • 12
    • 14

    Partly cloudy

Today 20 Jun North East

Partly cloudy. Slight chance of a shower early this morning. Snow possible above 1200 metres. Winds south to southeasterly 15 to 25 km/h becoming light in the late afternoon. Daytime maximum temperatures between 8 and 13.

Banks Strait and Franklin

Wind
South to southeasterly 15 to 25 knots, reaching up to 30 knots during the morning. Winds decreasing to 10 to 15 knots in the evening.
Seas
Around 1 metre, increasing to 1.5 to 2.5 metres during the morning, then decreasing to 1 to 1.5 metres by early evening.
1st Swell
Easterly around 1 metre.
Weather
Cloudy. 60% chance of showers.
Weather Situation
A cooler south to southwesterly airstream is expected on Saturday with a ridge of high pressure forecast to develop over the state through the weekend. A warmer northwesterly airstream is then expected to develop during Monday as the ridge gradually moves to the east and a cold front approaches from the west. The cold front is expected to move over Tasmania on Tuesday resulting in a return to cooler southerly flow.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Foster Islands Temperature Statistics View More

June Temperature

Swan Island (12km)

  • Lowest 5 June, 2026

    7.3 °C

  • Average June

    13.6 °C

  • Highest 12 June, 2026

    18 °C

Climate (2021–2026)

Swan Island (12km)

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  • Average Low 2021–2026

    12 °C

  • Average 2021–2026

    14.4 °C

  • Average High 2021–2026

    17.5 °C
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