Shag Rock Weather Forecast

    • 7
    • 19

    Partly cloudy

    • 8
    • 18

    Partly cloudy

    • 7
    • 19

    Shower

    • 11
    • 20

    Shower

    • 9
    • 14

    Rain

    • 10
    • 17

    Shower

    • 9
    • 15

    Shower

Today 5 Aug West Coast

Mostly clear. Light winds.

Upper West Coastal Waters

Fowlers Bay to Elliston
Wind
West to southwesterly below 10 knots.
Seas
Below 0.5 metres.
1st Swell
Southwesterly 1.5 to 2 metres.
Weather
Mostly clear.
Weather Situation
A trough continues moving across southeast coastal parts of SA this evening into Thursday. A weak high pressure system centred over western NSW will slowly move east while maintaining a ridge over SA until the weekend. A strong cold front will begin to move into the Bight and track east over the state from Saturday into Sunday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Shag Rock Temperature Statistics View More

August Temperature

Streaky Bay (44km)

  • Lowest 4 August, 2026

    2.5 °C

  • Average August

    10 °C

  • Highest 1 August, 2026

    17 °C

Climate (2021–2026)

Streaky Bay (44km)

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  • Average Low 2021–2026

    11.8 °C

  • Average 2021–2026

    16.4 °C

  • Average High 2021–2026

    23.6 °C
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