South Neptune Islands Weather Forecast

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    Shower

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    Shower

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Today 5 Aug Lower Eyre Peninsula

Partly cloudy. Medium chance of showers near the west coast, slight chance elsewhere. Light winds.

Central Coastal Waters

Wind
North to northwesterly 10 to 15 knots decreasing to about 10 knots in the evening.
Seas
Around 1 metre.
1st Swell
Southwesterly 2 metres.
Weather
Partly cloudy. 50% chance of showers.
Weather Situation
A trough continues moving across southeast coastal parts of SA this evening into Thursday. A weak high pressure system centred over western NSW will slowly move east while maintaining a ridge over SA until the weekend. A strong cold front will begin to move into the Bight and track east over the state from Saturday into Sunday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

South Neptune Islands Temperature Statistics View More

August Temperature

Neptune Island (1km)

  • Lowest 4 August, 2026

    10.4 °C

  • Average August

    13.2 °C

  • Highest 1 August, 2026

    16.5 °C

Climate (2021–2026)

Neptune Island (1km)

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  • Average Low 2021–2026

    14.3 °C

  • Average 2021–2026

    16.2 °C

  • Average High 2021–2026

    18.8 °C
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