Shag Rock Weather Forecast

    • 7
    • 19

    Cloudy

    • 7
    • 19

    Partly cloudy

    • 8
    • 21

    Shower

    • 11
    • 20

    Shower

    • 9
    • 15

    Shower

    • 10
    • 16

    Shower

    • 9
    • 17

    Shower

Today 5 Aug West Coast

Partly cloudy. Slight chance of a shower this morning. Winds north to northeasterly 15 to 20 km/h tending north to northwesterly in the middle of the day then tending southeast to southwesterly in the late afternoon. Daytime maximum temperatures between 17 and 22.

Upper West Coastal Waters

Fowlers Bay to Elliston
Wind
Northerly 10 to 15 knots, reaching up to 20 knots south of Streaky Bay in the early afternoon. Winds shifting west to southwesterly in the early afternoon.
Seas
Around 1 metre, decreasing below 0.5 metres later in the evening.
1st Swell
Southwesterly 1.5 to 2 metres.
Weather
Partly cloudy.
Weather Situation
A weak high pressure system over SA will slowly move over southeastern Australia this week while maintaining a ridge over SA. A trough will pass by the coast mid week before a stronger cold front begins to move into the Bight this weekend.
Graph Plots Open in Graphs

  • 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)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    11.8 °C

  • Average 2021–2026

    16.5 °C

  • Average High 2021–2026

    23.6 °C
Get WillyWeather+ to remove ads