Clarke Island Weather Forecast
- 8
- 15
Partly cloudy
- 10
- 18
Showers increasing
- 7
- 13
Showers. Windy
- 8
- 15
Showers. Windy
- 9
- 14
Shower or two
- 6
- 14
Partly cloudy
- 8
- 15
Becoming windy. Partly cloudy
Today 18 Sep Furneaux Islands
Partly cloudy. Slight chance of a shower. Winds west to northwesterly 15 to 20 km/h turning northerly 20 to 30 km/h in the late afternoon. Daytime maximum temperatures around 16.
Banks Strait and Franklin
- Wind
- West to northwesterly 10 to 15 knots tending north to northwesterly 15 to 25 knots in the late morning and afternoon. Winds reaching up to 30 knots near Eddystone Point in the late evening.
- Seas
- 1 to 1.5 metres, decreasing to 1 metre during the morning, then increasing to 1 to 1.5 metres during the afternoon.
- 1st Swell
- Northwest to southwesterly 1 to 1.5 metres, decreasing to around 1 metre during the morning.
- Weather
- Partly cloudy.
- Weather Situation
- A westerly airstream over Tasmania tends northwesterly today, as a high pressure system over eastern Victoria moves eastwards over the northern Tasman Sea. A series of cold fronts are expected to pass over Tasmania from early Friday morning.
Clarke Island Temperature Statistics View More
September Temperature
Swan Island (21km)
Lowest 5 September, 2025
5.9 °CAverage September
11.8 °CHighest 15 September, 2025
18.1 °C
Climate (2020–Present)
Swan Island (21km)
Average Low 2020–2025
12 °CAverage 2020–2025
14.4 °CAverage High 2020–2025
17.5 °C