Cap Island Weather Forecast
- 10
- 14
Clear
- 11
- 19
Partly cloudy
- 14
- 15
Shower
- 13
- 14
Shower
- 13
- 14
Shower
- 12
- 13
Partly cloudy
- 10
- 15
Partly cloudy
Today 13 Aug West Coast
Clear. Winds east to northeasterly 15 to 20 km/h.
Lower West Coastal Waters
Elliston to Cape Carnot- Wind
- Northeasterly 10 to 15 knots.
- Seas
- Below 0.5 metres.
- 1st Swell
- Southwesterly 2 to 2.5 metres.
- Weather
- Clear.
- Weather Situation
- A high pressure system over SA will move into the Tasman Sea on Thursday head of a cold front. The front will reach the far west of SA late Thursday then move across the remainder of the State during Friday. A trough will move across southern coastal districts late Saturday or early Sunday before a high moves across the south early next week.
Cap Island Temperature Statistics View More
August Temperature
Elliston (39km)
Lowest 1 August, 2025
1.4 °CAverage August
11.1 °CHighest 10 August, 2025
20.7 °C
Climate (2020–Present)
Elliston (39km)
Average Low 2020–2025
12 °CAverage 2020–2025
16.3 °CAverage High 2020–2025
22.5 °C