Rosetta Harbor Weather Forecast

    • 16
    • 22

    Shower or two

    • 12
    • 19

    Shower or two

    • 10
    • 17

    Shower or two

    • 11
    • 18

    Shower or two

    • 11
    • 19

    Cloudy

    • 9
    • 22

    Mostly sunny

    • 10
    • 20

    Partly cloudy

Today 9 Apr Mount Lofty Ranges

Partly cloudy. High chance of showers. The chance of a thunderstorm in the morning and afternoon. Winds northwesterly 20 to 30 km/h increasing to 25 to 40 km/h in the middle of the day then turning westerly 25 to 35 km/h in the late afternoon. Overnight temperatures falling to around 16 with daytime temperatures reaching between 19 and 22.

South Central Coastal Waters

Wind
Northwesterly 15 to 20 knots turning westerly 20 to 25 knots in the late morning and early afternoon. Winds reaching up to 30 knots during the afternoon and evening.
Seas
Around 1 metre, increasing to 1.5 to 2.5 metres during the morning.
1st Swell
Southwesterly 2 to 3 metres.
Weather
Partly cloudy. 90% chance of showers. The chance of a thunderstorm inshore in the morning and afternoon.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Rosetta Harbor Temperature Statistics View More

April Temperature

Encounter Bay (3km)

  • Lowest 8 April, 2026

    7 °C

  • Average April

    15.8 °C

  • Highest 6 April, 2026

    27.5 °C

Climate (2021–Present)

Encounter Bay (3km)

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  • Average Low 2021–2026

    10.5 °C

  • Average 2021–2026

    15.2 °C

  • Average High 2021–2026

    20.6 °C
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