South Neptune Islands Weather Forecast
- 14
- 15
Cloudy
- 14
- 16
Partly cloudy
- 15
- 16
Cloudy
- 14
- 16
Partly cloudy
- 15
- 19
Sunny
- 17
- 18
Shower
- 15
- 16
Shower
Today 4 Oct Lower Eyre Peninsula
Cloudy. Light winds.
Central Coastal Waters
- Wind
- South to southeasterly below 10 knots.
- Seas
- Below 0.5 metres.
- 1st Swell
- Southwesterly 3 metres.
- Weather
- Partly cloudy.
- Weather Situation
- A high pressure system south of SA extends a ridge over the state. A cold front is forecast to pass over the southeast early Tuesday, followed quickly by a high pressure system that is expected to pass over the south of the state later Tuesday and on Wednesday, maintaining a ridge over the state. Another cold front is expected to start moving across the Bight later in the week
South Neptune Islands Temperature Statistics View More
October Temperature
Neptune Island (1km)
Lowest 2 October, 2026
12 °CAverage October
14.7 °CHighest 1 October, 2026
18.4 °C
Climate (2021–2026)
Neptune Island (1km)
Average Low 2021–2026
14.3 °CAverage 2021–2026
16.2 °CAverage High 2021–2026
18.9 °C