Swainson Island Weather Forecast
- 7
- 13
Showers. Becoming windy
- 7
- 11
Showers. Windy
- 7
- 12
Cloudy
- 3
- 12
Mostly sunny
- 6
- 13
Showers
- 6
- 13
Shower or two
- 6
- 13
Shower or two
Today 3 Jul Western
Cloudy. Very high chance of showers, most likely from late this morning. Snow falling above 700 metres. Possible small hail. Winds north to northwesterly 15 to 25 km/h turning west to southwesterly 25 to 40 km/h in the late morning. Daytime maximum temperatures between 7 and 11.
South West Coastal Waters
South East Cape to Low Rocky Point- Wind
- Northwesterly 15 to 25 knots turning west to southwesterly 25 to 30 knots during the morning. Winds reaching up to 35 knots in the late evening.
- Seas
- 2 to 4 metres, decreasing to 3 metres during the afternoon.
- 1st Swell
- Westerly 3 to 4 metres, increasing to 4 to 6 metres during the morning.
- Weather
- Cloudy. Near 100% chance of showers, with possible small hail during this afternoon and evening.
- Weather Situation
- A northwesterly airstream will maintain over Tasmania this evening as a cold front moves away to the east. Another stronger cold front approaches from the west and will cross the state tomorrow morning. A cold and gusty southwesterly airstream will then establish later Friday and prevail throughout Saturday. The airstream is expected to ease and tend south to southwesterly during Sunday as a high pressure centre approaches from the west. The high centre is expected to move over Tasmania later Sunday and remain in the vicinity during Monday, bringing settled weather to the state.
Swainson Island Temperature Statistics View More
July Temperature
Maatsuyker Island (43km)
Lowest 1 July, 2026
11.5 °CAverage July
12.7 °CHighest 1 July, 2026
14.1 °C
Climate (2021–2026)
Maatsuyker Island (43km)
Average Low 2021–2026
9.5 °CAverage 2021–2026
11.7 °CAverage High 2021–2026
14.3 °C