Rosetta Harbor Weather Forecast

    • 20
    • 27

    Shower or two

    • 13
    • 21

    Cloud clearing

    • 13
    • 22

    Partly cloudy

    • 15
    • 22

    Becoming windy. Mostly sunny

    • 14
    • 23

    Partly cloudy

    • 15
    • 27

    Possible shower

    • 18
    • 27

    Shower or two

Today 22 Feb Mount Lofty Ranges

Cloudy. High chance of showers, most likely in the morning and afternoon. The chance of a thunderstorm in the morning and afternoon, possibly severe with damaging winds and heavy rain which may lead to flash flooding near the Barossa Valley in the late morning and afternoon. Light winds becoming west to southwesterly 20 to 30 km/h in the middle of the day then turning southerly 25 to 35 km/h in the late morning and early afternoon. Overnight temperatures falling to around 20 with daytime temperatures reaching the mid to high 20s.

South Central Coastal Waters

Wind
West to northwesterly 15 to 20 knots shifting southerly in the morning. Winds reaching up to 25 knots west of Kangaroo Island in the late morning.
Seas
Around 1 metre, increasing to 1 to 1.5 metres during the morning.
1st Swell
Southwesterly 2 metres, increasing to 2 to 3 metres during the afternoon.
Weather
Cloudy. 70% chance of showers in the morning and early afternoon. The chance of a thunderstorm in the morning.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Rosetta Harbor Temperature Statistics View More

February Temperature

Encounter Bay (3km)

  • Lowest 3 February, 2026

    7.1 °C

  • Average February

    18.7 °C

  • Highest 16 February, 2026

    35.9 °C

Climate (2021–Present)

Encounter Bay (3km)

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  • Average Low 2021–2026

    10.4 °C

  • Average 2021–2026

    15.2 °C

  • Average High 2021–2026

    20.7 °C
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