Macs Beach Offshore Weather Forecast

    • 16
    • 19

    Windy

    • 16
    • 21

    Windy

    • 19
    • 23

    Sunny

    • 18
    • 20

    Windy

    • 17
    • 20

    Windy

    • 17
    • 22

    Sunny

    • 20
    • 26

    Sunny

Today 31 Dec Yorke Peninsula

Cloud clearing. Winds south to southeasterly 25 to 40 km/h. Daytime maximum temperatures 22 to 27.

Gulf St Vincent Coastal Waters

Wind
South to southeasterly 15 to 25 knots, reaching up to 30 knots north of Port Vincent to Brighton during the afternoon and evening.
Seas
1.5 metres, increasing to 1.5 to 2.5 metres during the afternoon.
1st Swell
West to southwesterly below 0.5 metres.
Weather
Mostly sunny.
Weather Situation
A high pressure system south of the Bight holds a persistent ridge over coastal waters. This high will move over Tasmania on Friday before it's replaced by a new high pressure system on Saturday.
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

    21.5 °C

  • Highest 18 December, 2025

    42.6 °C

Climate (2020–Present)

Roseworthy (57km)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    9.7 °C

  • Average 2020–2025

    16.2 °C

  • Average High 2020–2025

    23.6 °C
Get WillyWeather+ to remove ads