Swan Island Weather Forecast
- 8
- 16
Partly cloudy
- 8
- 16
Partly cloudy
- 9
- 19
Shower
- 14
- 18
Shower
- 12
- 18
Shower
- 12
- 18
Shower
- 12
- 19
Shower
Today 21 May North East
Mostly clear. Light winds.
Banks Strait and Franklin
- Wind
- Westerly below 10 knots.
- Seas
- Below 0.5 metres.
- 1st Swell
- Easterly around 1 metre.
- Weather
- Mostly clear.
- Weather Situation
- A ridge of high pressure slowly crosses Tasmania today and tomorrow, bringing mostly settled weather to the state. The high is then forecast to move to the east of Tasmania later Friday as a cold front approaches from the west during Saturday, and crosses over the west later Sunday. A low pressure centre is expected to develop on the front to the northwest of Tasmania later Sunday and during Monday, directing a trough over the state on Monday.
Swan Island Temperature Statistics View More
May Temperature
Swan Island (1km)
Lowest 7 May, 2026
7.6 °CAverage May
15.3 °CHighest 1 May, 2026
23 °C
Climate (2021–Present)
Swan Island (1km)
Average Low 2021–2026
12 °CAverage 2021–2026
14.4 °CAverage High 2021–2026
17.5 °C