Shag Rock Weather Forecast

    • 3
    • 18

    Partly cloudy

    • 7
    • 20

    Shower

    • 5
    • 21

    Partly cloudy

    • 9
    • 21

    Shower

    • 12
    • 20

    Shower

    • 9
    • 16

    Shower

    • 9
    • 17

    Shower

Today 4 Aug West Coast

Mostly sunny. Patches of frost and the chance of fog east of Ceduna in the morning. Slight chance of a shower west of Nullarbor in the evening. Near zero chance of rain elsewhere. Winds east to northeasterly 15 to 20 km/h tending north to northeasterly 20 to 30 km/h in the morning then tending east to northeasterly 15 to 20 km/h in the evening. Overnight temperatures falling to between 1 and 5 with daytime temperatures reaching between 17 and 23.

Upper West Coastal Waters

Fowlers Bay to Elliston
Wind
Northeasterly 10 to 15 knots becoming variable about 10 knots in the middle of the day then becoming east to northeasterly 10 to 15 knots in the evening.
Seas
Below 1 metre.
1st Swell
Southwesterly 2 to 3 metres, decreasing to 1.5 to 2 metres around midday.
Weather
Sunny.
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 1 August, 2026

    3.9 °C

  • Average August

    11 °C

  • Highest 1 August, 2026

    17 °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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