Shag Rock Weather Forecast

    • 13
    • 26

    Partly cloudy

    • 14
    • 23

    Partly cloudy

    • 13
    • 23

    Cloudy

    • 12
    • 29

    Sunny

    • 16
    • 38

    Sunny

    • 22
    • 40

    Sunny

    • 20
    • 33

    Sunny

Today 2 Jan West Coast

Sunny. Winds south to southeasterly 15 to 20 km/h tending southeast to southwesterly 15 to 25 km/h in the middle of the day then tending southerly 25 to 35 km/h in the early afternoon. Daytime maximum temperatures 26 to 36.

Upper West Coastal Waters

Fowlers Bay to Elliston
Wind
Southeasterly 10 to 15 knots turning southerly in the early afternoon. Winds reaching up to 20 knots south of Streaky Bay in the evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres south of Streaky Bay by early evening.
1st Swell
Southwesterly 1.5 metres, increasing to 1.5 to 2 metres during the afternoon.
Weather
Mostly sunny.
Weather Situation
A high pressure system sits south of SA, extending a ridge over coastal waters. These features will remain relatively unchanged until Saturday, when a new high pressure system moves through the Bight and slowly drifts down over the southeast by Monday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Shag Rock Temperature Statistics View More

January Temperature

Streaky Bay (44km)

  • Lowest 1 January, 2026

    9.8 °C

  • Average January

    18.1 °C

  • Highest

    –

Climate (2021–Present)

Streaky Bay (44km)

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  • Average Low 2021–2026

    12 °C

  • Average 2021–2026

    16.4 °C

  • Average High 2021–2026

    23.5 °C
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