South Neptune Islands Weather Forecast

    • 17
    • 18

    Partly cloudy

    • 17
    • 17

    Windy

    • 16
    • 17

    Cloudy

    • 17
    • 18

    Partly cloudy

    • 18
    • 21

    Sunny

    • 20
    • 22

    Sunny

    • 18
    • 19

    Partly cloudy

Today 2 Jan Lower Eyre Peninsula

Mostly sunny. Winds southeasterly 15 to 25 km/h tending southerly 25 to 35 km/h in the middle of the day. Daytime maximum temperatures 26 to 33.

Central Coastal Waters

Wind
Southeasterly 15 to 20 knots.
Seas
1 to 1.5 metres, decreasing to 1 metre during the morning, then increasing to 1 to 1.5 metres by early evening.
1st Swell
Southwesterly 1.5 metres, increasing to 1.5 to 2.5 metres during the morning.
Weather
Partly cloudy.
Weather Situation
A high pressure system sits south of SA, extending a ridge over coastal waters. These features will remain relatively unchanged until Saturday, when a new high pressure system moves through the Bight and slowly drifts down over the southeast by Monday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

South Neptune Islands Temperature Statistics View More

January Temperature

Cape Borda (64km)

  • Lowest 1 January, 2026

    10.1 °C

  • Average January

    14.5 °C

  • Highest

    –

Climate (2021–Present)

Cape Borda (64km)

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  • Average Low 2021–2025

    11.7 °C

  • Average 2021–2025

    14.8 °C

  • Average High 2021–2025

    18.8 °C
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