South Rock Weather Forecast
- 17
- 18
Shower
- 16
- 18
Partly cloudy
- 16
- 17
Shower
- 16
- 17
Shower
- 16
- 17
Shower
- 17
- 17
Shower
- 16
- 17
Shower
Today 22 May Lower Eyre Peninsula
Cloudy. Medium chance of showers. Winds northerly 15 to 20 km/h becoming light in the evening then becoming north to northeasterly 15 to 20 km/h in the late evening.
Central Coastal Waters
- Wind
- Northerly 10 to 15 knots, reaching up to 20 knots in the west during the afternoon and evening.
- Seas
- Below 1 metre, increasing to 1 to 1.5 metres in the west.
- 1st Swell
- Southwesterly 2 metres.
- Weather
- Cloudy.
- Weather Situation
- A high pressure ridge over the east will begin to weaken as a cold enters the west of the SA early Saturday. This front is expected to reach eastern districts later on Sunday with an associated low pressure system developing off the southern coasts. The low is expected to move across the southeast on Monday then eastwards into NSW by Tuesday with a trough lingering across the south of SA.
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