Macs Beach Weather Forecast

    • 10
    • 16

    Cloudy

    • 6
    • 20

    Sunny

    • 8
    • 24

    Partly cloudy

    • 13
    • 29

    Partly cloudy

    • 15
    • 28

    Partly cloudy

    • 14
    • 25

    Partly cloudy

    • 15
    • 28

    Partly cloudy

Today 21 Sep Yorke Peninsula

Cloudy. Winds southerly 15 to 25 km/h turning southeasterly 20 to 30 km/h during the day. Daytime maximum temperatures between 15 and 18.

Gulf St Vincent Coastal Waters

Wind
Southerly 15 to 20 knots turning southeasterly in the late morning and afternoon.
Seas
1 to 1.5 metres, decreasing to 1 metre around midday, increasing to 1 to 1.5 metres north of Port Vincent to Brighton by early evening.
1st Swell
South to southwesterly below 1 metre.
Weather
Cloudy.
Weather Situation
A high pressure system will move eastwards across waters to the south today then over Victoria and the Tasman Sea on Tuesday. This high will extend a ridge westwards over SA ahead of a low pressure trough that is expected to move over the far west of SA during Wednesday. The trough will slip southeastwards over the Bight during Thursday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Macs Beach Temperature Statistics View More

September Temperature

Kadina Airport (53km)

  • Lowest 17 September, 2026

    0.9 °C

  • Average September

    12.7 °C

  • Highest 19 September, 2026

    28.8 °C

Climate (2021–2026)

Kadina Airport (53km)

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  • Average Low 2021–2026

    10.2 °C

  • Average 2021–2026

    16.4 °C

  • Average High 2021–2026

    23.5 °C
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