Round Island Weather Forecast

    • 8
    • 14

    Showers

    • 6
    • 14

    Shower or two

    • 8
    • 15

    Possible shower

    • 7
    • 16

    Shower or two

    • 9
    • 15

    Showers

    • 8
    • 14

    Showers easing. Windy

    • 8
    • 14

    Showers

Today 5 Aug Central

Cloudy. High chance of showers in the southeast, medium chance elsewhere. Winds west to southwesterly 15 to 25 km/h becoming light in the late afternoon. Daytime maximum temperatures between 10 and 14.

Western Port Local Waters

Wind
West to southwesterly 10 to 15 knots tending west to northwesterly below 10 knots in the evening.
Seas
Below 1 metre, increasing to around 1 metre west of Sandy Point.
Weather
Cloudy. 80% chance of showers.
Weather Situation
A low east of Tasmania moves further away, allowing a high pressure system to the north to extend a ridge over the west, moving slowly eastwards across the state through to the end of the week as the high moves out over the Tasman Sea on Saturday. A weak front clips the south on Thursday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Round Island Temperature Statistics View More

August Temperature

Cerberus (18km)

  • Lowest 2 August, 2026

    2.3 °C

  • Average August

    9.5 °C

  • Highest 2 August, 2026

    17.4 °C

Climate (2021–2026)

Cerberus (18km)

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  • Average Low 2021–2026

    10.2 °C

  • Average 2021–2026

    14.6 °C

  • Average High 2021–2026

    19.7 °C
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