South Rock Weather Forecast
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Shower
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Shower
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Shower
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Shower
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Shower
Today 25 May Lower Eyre Peninsula
Partly cloudy. Medium chance of showers. Winds south to southwesterly 20 to 30 km/h decreasing to 15 to 20 km/h in the evening.
Central Coastal Waters
- Wind
- Southerly 15 to 20 knots, reaching up to 25 knots inshore in the late afternoon.
- Seas
- 1 to 1.5 metres, increasing to 1.5 to 2 metres in the west.
- 1st Swell
- Southwesterly 2.5 to 3 metres.
- Weather
- Partly cloudy. 80% chance of showers.
- Weather Situation
- A low pressure system lies north of Kangaroo Island, with an associated trough over central districts. The low is expected to move north and over the Eyre Peninsula and towards the Flinders district on Tuesday, weakening as it moves into NSW on Wednesday. A weak ridge of high pressure begins to move across SA later in the week. A cold front is expected to move over the west of SA on Friday.
South Rock Temperature Statistics View More
May Temperature
Neptune Island (28km)
Lowest 3 May, 2026
12.4 °CAverage May
16.5 °CHighest 1 May, 2026
21.6 °C
Climate (2021–Present)
Neptune Island (28km)
Average Low 2021–2026
14.3 °CAverage 2021–2026
16.2 °CAverage High 2021–2026
18.8 °C