Cape Sir William Grant Weather Forecast
- 9
- 15
Showers
- 9
- 15
Shower or two
- 8
- 15
Shower or two
- 8
- 13
Showers
- 7
- 12
Shower or two
- 6
- 13
Possible shower
- 5
- 13
Partly cloudy
Today 25 Jul South West
Cloudy. High chance of showers. Winds westerly 20 to 30 km/h becoming light in the evening then becoming westerly 15 to 20 km/h in the late evening. Overnight temperatures falling to between 6 and 9 with daytime temperatures reaching around 14.
West Victoria Coastal Waters
SA-Vic Border to Cape Otway- Wind
- Westerly 15 to 25 knots, reaching up to 30 knots in the east early in the morning.
- Seas
- 1.5 to 2.5 metres, decreasing to 1.5 metres by early evening.
- 1st Swell
- Southwesterly 3 to 4 metres, decreasing to 3 metres during the afternoon.
- Weather
- Cloudy. 95% chance of showers.
Cape Sir William Grant Temperature Statistics View More
July Temperature
Cape Nelson Lighthouse (7km)
Lowest 19 July, 2026
3.4 °CAverage July
11.2 °CHighest 1 July, 2026
17.4 °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