Royston Island Weather Forecast

    • 8
    • 15

    Sunny

    • 8
    • 18

    Mostly sunny

    • 10
    • 16

    Showers easing. Windy

    • 9
    • 15

    Shower or two

    • 9
    • 15

    Shower or two

    • 9
    • 14

    Partly cloudy

    • 7
    • 15

    Partly cloudy

Today 13 Aug Yorke Peninsula

The chance of morning frost in the north. The chance of morning fog. Mostly sunny afternoon. Light winds. Overnight temperatures falling to between 3 and 6 with daytime temperatures reaching around 16.

Central Coastal Waters

Wind
Variable below 10 knots becoming northeasterly 10 to 15 knots in the late evening.
Seas
Below 0.5 metres.
1st Swell
Southwesterly 2 to 3 metres.
Weather
Sunny.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Royston Island Temperature Statistics View More

August Temperature

Stenhouse Bay (13km)

  • Lowest 3 August, 2025

    5.5 °C

  • Average August

    12.5 °C

  • Highest 11 August, 2025

    20.1 °C

Climate (2020–Present)

Stenhouse Bay (13km)

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  • Average Low 2020–2025

    13.1 °C

  • Average 2020–2025

    16 °C

  • Average High 2020–2025

    20.5 °C
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