Shag Rock Weather Forecast

    • 4
    • 17

    Partly cloudy

    • 5
    • 18

    Sunny

    • 8
    • 17

    Partly cloudy

    • 8
    • 16

    Cloudy

    • 5
    • 17

    Partly cloudy

    • 6
    • 19

    Cloudy

    • 10
    • 19

    Partly cloudy

Today 31 Jul West Coast

Mostly sunny. Patches of frost early this morning. The chance of morning fog south of Streaky Bay. Light winds becoming north to northeasterly 15 to 25 km/h in the morning. Daytime maximum temperatures between 16 and 19.

Upper West Coastal Waters

Fowlers Bay to Elliston
Wind
North to northeasterly 10 to 15 knots becoming variable below 10 knots in the late afternoon then becoming northeasterly 10 to 15 knots in the evening.
Seas
Below 1 metre.
1st Swell
Southwesterly 1.5 to 2 metres, decreasing to 1.5 metres by early evening.
Weather
Mostly sunny.
Weather Situation
A high pressure system centred over eastern SA will slowly move east into the Tasman Sea on Saturday. A cold front is forecast to move across the Bight on Saturday before moving across the southeast of SA on Sunday, with another high pressure system quickly moving into the Bight early next week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Shag Rock Temperature Statistics View More

July Temperature

Streaky Bay (44km)

  • Lowest 7 July, 2026

    -0.7 °C

  • Average July

    10.7 °C

  • Highest 20 July, 2026

    19.5 °C

Climate (2021–2026)

Streaky Bay (44km)

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  • Average Low 2021–2026

    11.9 °C

  • Average 2021–2026

    16.5 °C

  • Average High 2021–2026

    23.6 °C
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