South Neptune Islands Weather Forecast

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Today 11 Jul Lower Eyre Peninsula

Partly cloudy. Medium chance of showers, becoming less likely late this afternoon and evening. Winds west to northwesterly 20 to 30 km/h tending north to northwesterly 15 to 20 km/h in the evening. Daytime maximum temperatures around 18.

Central Coastal Waters

Wind
Westerly 15 to 20 knots turning northwesterly in the evening.
Seas
1 to 1.5 metres, decreasing to 1 metre by early evening.
1st Swell
Southwesterly 3 to 4 metres.
Weather
Partly cloudy. 60% chance of showers.
Weather Situation
A front over Victoria will clear to the east tonight as a high pressure system crosses NSW and extends a ridge over Victoria on Saturday. Northwesterly winds will strengthen on Sunday ahead of a cold front that is forecast to enter the southwest of the State during the afternoon, reaching central waters at night. Another cold front will approach from the west on Monday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

South Neptune Islands Temperature Statistics View More

July Temperature

Cape Borda (64km)

  • Lowest 1 July, 2025

    6.7 °C

  • Average July

    12.1 °C

  • Highest 3 July, 2025

    16.5 °C

Climate (2020–Present)

Cape Borda (64km)

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  • Average Low 2020–2025

    11.7 °C

  • Average 2020–2025

    14.9 °C

  • Average High 2020–2025

    18.9 °C
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