Macs Beach Offshore Weather Forecast

    • 18
    • 19

    Windy

    • 16
    • 19

    Windy

    • 16
    • 18

    Windy

    • 15
    • 22

    Sunny

    • 20
    • 26

    Sunny

    • 22
    • 28

    Partly cloudy

    • 22
    • 23

    Partly cloudy

Today 13 Dec Yorke Peninsula

Mostly sunny. Winds south to southwesterly 25 to 40 km/h. Daytime maximum temperatures 25 to 30.

Gulf St Vincent Coastal Waters

Wind
Southerly 15 to 25 knots.
Seas
1 to 1.5 metres, increasing to 1.5 to 2 metres north of Port Vincent to Brighton.
1st Swell
West to southwesterly below 0.5 metres.
Weather
Cloud clearing.
Weather Situation
A slow moving broad high pressure system in the Indian Ocean will build a ridge across coastal waters on today and establish itself south of the Bight on Sunday and Monday. The high is forecast to move east into the Tasman Sea on Tuesday while maintaining a ridge over coastal waters.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Macs Beach Offshore Temperature Statistics View More

December Temperature

Roseworthy (57km)

  • Lowest 7 December, 2025

    4.4 °C

  • Average December

    21.1 °C

  • Highest 4 December, 2025

    39.3 °C

Climate (2020–Present)

Roseworthy (57km)

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  • Average Low 2020–2025

    9.7 °C

  • Average 2020–2025

    16.2 °C

  • Average High 2020–2025

    23.6 °C
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