Round Top Island Weather Forecast
- 8
- 11
Windy
- 11
- 12
Windy
- 10
- 13
Windy
- 11
- 14
Shower
- 13
- 14
Shower
- 11
- 11
Shower
- 10
- 12
Shower
Today 21 Sep Western
Cloudy. Very high chance of showers. Snow falling above 400 metres. The chance of a thunderstorm. Possible small hail. Winds westerly 30 to 45 km/h. Daytime maximum temperatures between 7 and 12.
South West Coastal Waters
South East Cape to Low Rocky Point- Wind
- Westerly 30 to 40 knots.
- Seas
- 3 to 4 metres.
- 1st Swell
- Westerly 5 to 6 metres, tending southwesterly 6 metres later in the evening.
- Weather
- Partly cloudy. 90% chance of showers. The chance of a thunderstorm in the afternoon and evening. Possible small hail.
- Weather Situation
- In the wake of a cold front a high will establish over the Bight today, with the high expected to move to the north of Tasmania on Tuesday morning and lie over the northern Tasman Sea during Wednesday and Thursday.
Round Top Island Temperature Statistics View More
September Temperature
Maatsuyker Island (8km)
Lowest 16 September, 2026
3.8 °CAverage September
10.5 °CHighest 13 September, 2026
19.4 °C
Climate (2021–2026)
Maatsuyker Island (8km)
Average Low 2021–2026
9.5 °CAverage 2021–2026
11.7 °CAverage High 2021–2026
14.3 °C