Dart Island Weather Forecast
- 8
- 19
Cloudy
- 12
- 20
Partly cloudy
- 9
- 14
Showers
- 7
- 13
Cloudy
- 7
- 15
Partly cloudy
- 8
- 18
Partly cloudy
- 11
- 20
Shower or two
Today 24 Sep South East
Cloudy. Slight chance of a shower later this evening. Winds northeast to southeasterly 15 to 25 km/h tending northwest to northeasterly 20 to 30 km/h in the late afternoon.
Frederick Henry Bay and Norfolk Bay Boating
- Wind
- East to northeasterly 10 to 15 knots turning northerly in the evening.
- Seas
- Below 1 metre.
- Weather
- Cloudy.
- Weather Situation
- A ridge extending over Tasmania from a high pressure system in the Tasman Sea weakens today, as a trough approaches from the west in the evening. A weak trough is forecast to move over the state from the west during Friday ahead of a cold front to cross early on Saturday. A secondary high pressure system is forecast to extend a ridge over Tasmania from the southwest during Saturday, and move over on Sunday and Monday.
Dart Island Temperature Statistics View More
September Temperature
Tasman Island (26km)
Lowest 16 September, 2026
3.4 °CAverage September
10.6 °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