Shag Rock Weather Forecast

    • 11
    • 20

    Partly cloudy

    • 12
    • 18

    Windy

    • 7
    • 19

    Partly cloudy

    • 5
    • 22

    Sunny

    • 9
    • 27

    Sunny

    • 13
    • 30

    Sunny

    • 14
    • 21

    Cloudy

Today 14 Sep West Coast

Mostly clear. Winds south to southwesterly 15 to 25 km/h tending south to southeasterly 15 to 20 km/h in the evening.

Upper West Coastal Waters

Fowlers Bay to Elliston
Wind
South to southwesterly about 10 knots increasing to 10 to 15 knots in the late evening.
Seas
Below 1 metre.
1st Swell
Southwesterly 2 metres.
Weather
Mostly clear.
Weather Situation
A high pressure ridge will move over northern SA on Monday and a cold front will move over southern coastal districts late Monday and early Tuesday. A high pressure system will then move across waters to the south during the week to be centred over Victoria later Thursday then over eastern NSW later Friday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Shag Rock Temperature Statistics View More

September Temperature

Streaky Bay (44km)

  • Lowest 10 September, 2026

    4 °C

  • Average September

    14.8 °C

  • Highest 12 September, 2026

    26.7 °C

Climate (2021–2026)

Streaky Bay (44km)

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  • Average Low 2021–2026

    11.8 °C

  • Average 2021–2026

    16.5 °C

  • Average High 2021–2026

    23.6 °C
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