Rocky Plains Bay Weather Forecast

    • 11
    • 20

    Cloudy

    • 11
    • 17

    Shower

    • 11
    • 17

    Cloudy

    • 11
    • 19

    Partly cloudy

    • 10
    • 19

    Cloudy

    • 11
    • 20

    Partly cloudy

    • 12
    • 20

    Partly cloudy

Today 12 Jan Western

Partly cloudy. Slight chance of a shower in the far south, near zero chance elsewhere. Winds west to northwesterly 15 to 20 km/h tending west to southwesterly in the middle of the day then becoming light in the late evening. Daytime maximum temperatures between 19 and 22.

South West Coastal Waters

South East Cape to Low Rocky Point
Wind
Westerly 10 to 15 knots decreasing to about 10 knots in the evening.
Seas
Around 1 metre.
1st Swell
Westerly 2 metres.
Weather
Cloudy.
Weather Situation
A high pressure ridge over Tasmania will persist over the coming days with a trough developing through eastern parts of Bass Strait on Tuesday. This trough will develop into a broad low pressure system off the eastern coast of Victoria by Thursday while a high pressure system begins to move in far to the west of Tasmania.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Rocky Plains Bay Temperature Statistics View More

January Temperature

Maatsuyker Island (30km)

  • Lowest 11 January, 2026

    7.8 °C

  • Average January

    13.2 °C

  • Highest 9 January, 2026

    20.5 °C

Climate (2021–Present)

Maatsuyker Island (30km)

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  • Average Low 2021–2026

    9.4 °C

  • Average 2021–2026

    11.6 °C

  • Average High 2021–2026

    14.2 °C
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