Cap Island Weather Forecast

    • 16
    • 18

    Sunny

    • 16
    • 18

    Sunny

    • 16
    • 18

    Windy

    • 16
    • 18

    Partly cloudy

    • 15
    • 18

    Partly cloudy

    • 16
    • 20

    Partly cloudy

    • 18
    • 19

    Shower

Today 5 Mar West Coast

Sunny. Winds southeasterly 15 to 20 km/h becoming light in the middle of the day then becoming south to southeasterly 20 to 30 km/h in the early afternoon. Daytime maximum temperatures in the mid to high 20s.

Lower West Coastal Waters

Elliston to Cape Carnot
Wind
Variable below 10 knots becoming west to southwesterly 10 to 15 knots in the middle of the day then turning southerly in the afternoon.
Seas
Below 1 metre.
1st Swell
Southwesterly 2.5 to 3 metres.
Weather
Sunny.
Weather Situation
A ridge of high pressure will persist across the south of SA this week. The main high centre will weaken late in the week but will be quickly replaced by another high centred over waters south of the Bight over the weekend. This second high will move eastwards late in the weekend and early next week ahead of a cold front expected to move across mid next week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cap Island Temperature Statistics View More

March Temperature

Elliston (39km)

  • Lowest 4 March, 2026

    13.6 °C

  • Average March

    18 °C

  • Highest 3 March, 2026

    23.4 °C

Climate (2021–Present)

Elliston (39km)

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  • Average Low 2021–2026

    11.9 °C

  • Average 2021–2026

    16.2 °C

  • Average High 2021–2026

    22.5 °C
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