Cape Willoughby Weather Forecast
- 11
- 15
Cloudy
- 10
- 15
Shower
- 10
- 16
Shower
- 10
- 15
Partly cloudy
- 11
- 16
Shower
- 11
- 15
Shower
- 9
- 15
Cloudy
Today 20 Aug Kangaroo Island
Partly cloudy. Slight chance of a shower. Winds westerly 20 to 30 km/h decreasing to 15 to 20 km/h in the evening.
South Central Coastal Waters
- Wind
- Westerly 15 to 20 knots.
- Seas
- 1 to 1.5 metres, decreasing to 1 metre later in the evening.
- 1st Swell
- West to southwesterly 2 to 3 metres, increasing to 3 to 4 metres west of Kangaroo Island.
- Weather
- Cloudy.
- Weather Situation
- A trough moves over the southeast Thursday evening. A high pressure system moves into the west on Friday and continues moving slowly eastwards to be situated in the Tasman Sea on Sunday. A low pressure system and associated trough move into the far west on Sunday and then moves across the state on Monday.
Cape Willoughby Temperature Statistics View More
August Temperature
Cape Willoughby (0km)
Lowest 4 August, 2026
8.9 °CAverage August
12.6 °CHighest 7 August, 2026
17.4 °C
Climate (2021–2026)
Cape Willoughby (0km)
Average Low 2021–2026
13.3 °CAverage 2021–2026
15.4 °CAverage High 2021–2026
18.5 °C