Dart Island Weather Forecast
- 6
- 20
Possible shower developing
- 14
- 22
Showers increasing
- 12
- 19
Shower or two
- 9
- 16
Cloudy
- 9
- 15
Partly cloudy
- 9
- 16
Shower or two
- 10
- 17
Possible shower
Today 29 Sep South East
Partly cloudy. Medium chance of showers. Winds northwest to northeasterly 25 to 40 km/h. Daytime maximum temperatures between 16 and 22.
Frederick Henry Bay and Norfolk Bay Boating
- Wind
- North to northeasterly about 10 knots increasing to 15 to 25 knots in the late afternoon.
- Seas
- Below 1 metre.
- Weather
- Partly cloudy.
- Weather Situation
- A high pressure system centred to the northeast of Tasmania extends a ridge over the state and is forecast to continue moving further east in coming days. Northerly flow is expected to build over Tasmania today ahead of an approaching trough, forecast to cross Wednesday morning. A broad trough is forecast to cross the state during Thursday as a cold front approaches from the west, crossing Friday evening. A ridge of high pressure is then expected to approach Tasmania from the west during Friday.
Dart Island Temperature Statistics View More
September Temperature
Tasman Island (26km)
Lowest 16 September, 2026
3.4 °CAverage September
10.5 °CHighest 20 September, 2026
24.5 °C
Climate (2021–2026)
Tasman Island (26km)
Average Low 2021–2026
9.4 °CAverage 2021–2026
11.6 °CAverage High 2021–2026
14.6 °C