Cape Portland Weather Forecast
- 11
- 18
Partly cloudy
- 6
- 15
Sunny
- 5
- 17
Partly cloudy
- 11
- 18
Rain
- 9
- 15
Windy
- 5
- 16
Shower
- 10
- 16
Shower
Today 10 Jun North East
Clear. Winds westerly 15 to 20 km/h.
Banks Strait and Franklin
- Wind
- Westerly 10 to 15 knots.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres about Banks Strait.
- 1st Swell
- Northeasterly around 1 metre.
- Weather
- Mostly clear.
- Weather Situation
- A west to northwesterly flow results over Tasmania in the wake of a cold front. A ridge of high pressure will move over the southeastern mainland on Thursday, directing a northwest to northerly flow over Tasmania as it moves into the Tasman Sea on Friday. Another cold front is forecast to cross Tasmania on Saturday. Another high pressure system then moves over the southeast of the mainland on Sunday returning to the flow northwesterly.
Cape Portland Temperature Statistics View More
June Temperature
Swan Island (12km)
Lowest 5 June, 2026
7.3 °CAverage June
13.1 °CHighest 8 June, 2026
17.1 °C
Climate (2021–Present)
Swan Island (12km)
Average Low 2021–2026
12 °CAverage 2021–2026
14.4 °CAverage High 2021–2026
17.5 °C