Cape Sir William Grant Weather Forecast
- 6
- 16
Partly cloudy
- 8
- 15
Possible shower
- 7
- 14
Partly cloudy
- 9
- 15
Cloudy
- 7
- 17
Cloud clearing
- 9
- 19
Showers
- 10
- 15
Showers
Today 27 Aug South West
Partly cloudy. Winds west to northwesterly 15 to 20 km/h becoming light in the late afternoon.
West Victoria Coastal Waters
SA-Vic Border to Cape Otway- Wind
- Northwesterly 15 to 20 knots.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres in the far west.
- 1st Swell
- West to southwesterly 1.5 to 2.5 metres.
- Weather
- Partly cloudy.
- Weather Situation
- A high pressure centre will persist across the State, weakening slightly on Friday as the tail end of a cold front clips southern parts of the State. A new ridge builds eastwards across the State from Saturday and moves slowly eastwards on Sunday and Monday.
Cape Sir William Grant Temperature Statistics View More
August Temperature
Cape Nelson Lighthouse (7km)
Lowest 1 August, 2026
5.6 °CAverage August
11.9 °CHighest 19 August, 2026
17.9 °C
Climate (2021–2026)
Cape Nelson Lighthouse (7km)
Average Low 2021–2026
11.9 °CAverage 2021–2026
14.4 °CAverage High 2021–2026
17.6 °C