Rosetta Head (The Bluff) Weather Forecast

    • 17
    • 25

    Mostly sunny

    • 16
    • 21

    Possible shower

    • 14
    • 20

    Cloud clearing

    • 14
    • 33

    Sunny

    • 21
    • 39

    Mostly sunny

    • 18
    • 25

    Mostly sunny

    • 15
    • 31

    Sunny

Today 20 Jan Mount Lofty Ranges

Mostly sunny. Winds southerly 25 to 35 km/h. Daytime maximum temperatures 24 to 31.

South Central Coastal Waters

Wind
Southerly 15 to 25 knots, reaching up to 30 knots in the evening.
Seas
1.5 to 2 metres.
1st Swell
Southwesterly 1.5 to 2.5 metres.
Weather
Partly cloudy.
Weather Situation
A high pressure system south of WA maintains a ridge over coastal waters. The high will start to move eastwards on Thursday to be in the Tasman Sea on Friday, whilst a trough of low pressure approaches from the west.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Rosetta Head (The Bluff) Temperature Statistics View More

January Temperature

Encounter Bay (4km)

  • Lowest 6 January, 2026

    10.1 °C

  • Average January

    19.8 °C

  • Highest 7 January, 2026

    42.1 °C

Climate (2021–Present)

Encounter Bay (4km)

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  • Average Low 2021–2026

    10.4 °C

  • Average 2021–2026

    15.1 °C

  • Average High 2021–2026

    20.6 °C
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