Round Top Island Weather Forecast

    • 9
    • 12

    Windy

    • 11
    • 12

    Windy

    • 11
    • 12

    Windy

    • 10
    • 12

    Partly cloudy

    • 12
    • 16

    Partly cloudy

    • 15
    • 15

    Shower

    • 11
    • 12

    Shower

Today 9 Sep Western

Cloudy. Very high chance of showers, with possible small hail this morning. Snow falling above 500 metres. Winds southwesterly 25 to 40 km/h decreasing to 20 to 30 km/h in the late evening. Daytime maximum temperatures between 6 and 12.

South West Coastal Waters

South East Cape to Low Rocky Point
Wind
Southwesterly 25 to 30 knots, reaching up to 35 knots inshore during the day.
Seas
2.5 to 3 metres.
1st Swell
Southwesterly 5 metres, increasing to 6 to 7 metres during the morning.
Weather
Cloudy. 95% chance of showers, with possible small hail this morning.
Weather Situation
A ridge of high pressure approaches from the west, with a southwesterly flow establishing itself over the state. The high pressure centre will move over Victoria on Friday, directing the flow over Tasmania westerly, before it moves into the Tasman Sea on Saturday. The flow will tend northwesterly behind the high.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Round Top Island Temperature Statistics View More

September Temperature

Maatsuyker Island (8km)

  • Lowest 4 September, 2026

    6.1 °C

  • Average September

    10.4 °C

  • Highest 1 September, 2026

    15.8 °C

Climate (2021–2026)

Maatsuyker Island (8km)

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  • Average Low 2021–2026

    9.5 °C

  • Average 2021–2026

    11.7 °C

  • Average High 2021–2026

    14.3 °C
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