Rosny Weather Forecast
- 14
- 23
Partly cloudy
- 13
- 25
Mostly sunny
- 13
- 23
Showers increasing
- 11
- 19
Possible morning shower
- 10
- 23
Partly cloudy
- 12
- 29
Mostly sunny
- 14
- 21
Partly cloudy
Today 19 Jan Hobart
Partly cloudy. Winds northeasterly 20 to 30 km/h becoming light in the late evening.
Derwent Estuary
- Wind
- Northeasterly 15 to 20 knots.
- Seas
- Around 1 metre.
- Weather
- Cloudy.
Rosny Temperature Statistics View More
January Temperature
Hobart (Ellerslie Road) (2km)
Lowest 1 January, 2026
8.6 °CAverage January
16.6 °CHighest 6 January, 2026
26.9 °C
Climate (2021–Present)
Hobart (Ellerslie Road) (2km)
Average Low 2021–2026
9.3 °CAverage 2021–2026
13.1 °CAverage High 2021–2026
18 °C