Rosetown Weather Forecast

    • 10
    • 26

    Partly cloudy

    • 17
    • 26

    Partly cloudy

    • 10
    • 22

    Shower

    • 12
    • 20

    Shower

    • 9
    • 19

    Cloudy

    • 10
    • 22

    Partly cloudy

    • 12
    • 22

    Cloudy

Today 3 Dec Lower South East

Partly cloudy. Winds northerly 15 to 20 km/h.

Upper South East Coastal Waters

Murray Mouth to Cape Jaffa
Wind
Northerly 10 to 15 knots.
Seas
Below 1 metre.
1st Swell
West to southwesterly 1.5 metres, increasing to 1.5 to 2 metres south of Salt Creek.
Weather
Partly cloudy.
Weather Situation
A ridge of high pressure extends over SA from the east, as a low pressure trough moves into the far west late this evening. The trough is expected to move eastwards during Thursday. A ridge of high pressure is then forecast to build over the Bight on Friday and a weak cold front will move across the southern coastal districts on Saturday. The high will slowly move eastwards on Sunday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Rosetown Temperature Statistics View More

December Temperature

Cape Jaffa (20km)

  • Lowest 1 December, 2025

    9.6 °C

  • Average December

    14 °C

  • Highest 1 December, 2025

    17.7 °C

Climate (2020–Present)

Cape Jaffa (20km)

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  • Average Low 2020–2025

    10.5 °C

  • Average 2020–2025

    14.4 °C

  • Average High 2020–2025

    19.2 °C
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