Shag Rock Weather Forecast

    • 10
    • 15

    Shower

    • 5
    • 16

    Partly cloudy

    • 5
    • 16

    Partly cloudy

    • 6
    • 16

    Partly cloudy

    • 7
    • 17

    Partly cloudy

    • 7
    • 16

    Partly cloudy

    • 7
    • 16

    Partly cloudy

Today 20 Jun West Coast

Partly cloudy. Slight chance of a shower during the morning and afternoon. Light winds becoming southerly 15 to 20 km/h in the morning then becoming light in the late afternoon. Daytime maximum temperatures between 14 and 17.

Upper West Coastal Waters

Fowlers Bay to Elliston
Wind
Southerly 15 to 20 knots turning southeasterly below 10 knots during the afternoon and evening.
Seas
1 to 1.5 metres, decreasing to 1 metre during the afternoon.
1st Swell
Southerly 2.5 to 3 metres, increasing to 3 to 4 metres south of Streaky Bay.
Weather
Partly cloudy. 60% chance of showers.
Weather Situation
A high pressure system will become established over the Bight during today before moving slowly eastwards during Sunday and Monday. A low pressure trough will move across southern coastal districts on Tuesday then another high will move across waters to the south.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Shag Rock Temperature Statistics View More

June Temperature

Streaky Bay (44km)

  • Lowest 14 June, 2026

    4 °C

  • Average June

    13.5 °C

  • Highest 1 June, 2026

    21.7 °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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