Rosetta Head (The Bluff) Weather Forecast

    • 15
    • 28

    Becoming cloudy

    • 12
    • 21

    Showers easing

    • 11
    • 22

    Cloud clearing

    • 10
    • 25

    Mostly sunny

    • 12
    • 27

    Partly cloudy

    • 15
    • 28

    Sunny

    • 15
    • 28

    Mostly sunny

Today 25 Apr Mount Lofty Ranges

Mostly sunny morning. Slight chance of a shower at night. The chance of a thunderstorm about the southern Fleurieu Peninsula at night. Winds northerly 20 to 30 km/h tending northwesterly in the middle of the day then becoming light in the late evening. Overnight temperatures falling to around 16 with daytime temperatures reaching the mid to high 20s.

South Central Coastal Waters

Wind
Northerly 15 to 20 knots shifting west to southwesterly 10 to 15 knots during the afternoon and evening.
Seas
Around 1 metre.
1st Swell
Southwesterly 2 metres, increasing to 2 to 3 metres during the morning.
Weather
Partly cloudy. 80% chance of showers. The chance of a thunderstorm in the evening.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Rosetta Head (The Bluff) Temperature Statistics View More

April Temperature

Encounter Bay (4km)

  • Lowest 18 April, 2026

    5.5 °C

  • Average April

    16.6 °C

  • Highest 21 April, 2026

    30.3 °C

Climate (2021–Present)

Encounter Bay (4km)

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  • Average Low 2021–2026

    10.5 °C

  • Average 2021–2026

    15.2 °C

  • Average High 2021–2026

    20.7 °C
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