River Derwent - South Arm Beach Weather Forecast
- 9
- 14
Cloudy
- 10
- 18
Partly cloudy
- 9
- 18
Mostly sunny
- 10
- 17
Cloudy
- 11
- 18
Partly cloudy
- 8
- 19
Sunny
- 8
- 19
Mostly sunny
Today 8 May Hobart
Cloudy. Slight chance of a shower. Winds southwesterly 15 to 25 km/h turning westerly 15 to 20 km/h in the late afternoon.
Derwent Estuary
- Wind
- Southwesterly 20 to 30 knots decreasing to 15 to 25 knots in the early afternoon then tending westerly 10 to 15 knots in the evening.
- Seas
- 1 to 1.5 metres, decreasing below 1 metre by early evening.
- Weather
- Cloudy.
- Weather Situation
- A cold southwesterly airstream will slowly weaken through today and Saturday as a high centre builds over the Bight. The high is expected to slowly approach Tasmania during Sunday and Monday, with the high centre to lie just to the south of the state by Monday evening.
River Derwent - South Arm Beach Temperature Statistics View More
May Temperature
Hobart (Ellerslie Road) (15km)
Lowest 7 May, 2026
6.3 °CAverage May
14.9 °CHighest 1 May, 2026
26.9 °C
Climate (2021–Present)
Hobart (Ellerslie Road) (15km)
Average Low 2021–2026
9.3 °CAverage 2021–2026
13.1 °CAverage High 2021–2026
18.1 °C