Moulting Bay Weather Forecast
- 11
- 22
Possible late shower
- 8
- 20
Partly cloudy
- 11
- 20
Shower or two
- 12
- 23
Mostly sunny
- 9
- 22
Partly cloudy
- 9
- 19
Mostly sunny
- 9
- 21
Partly cloudy
Today 6 Dec St Helens
Partly cloudy. Medium chance of showers late this afternoon and evening. Winds northerly 15 to 20 km/h turning west to northwesterly 25 to 35 km/h during the morning.
East of Flinders Island Coastal Waters
North Flinders Island to St Helens Point- Wind
- Westerly 15 to 25 knots, reaching up to 30 knots during the afternoon and evening.
- Seas
- 1 to 1.5 metres, increasing to 1.5 to 2.5 metres around midday.
- 1st Swell
- Northeasterly below 1 metre.
- Weather
- Partly cloudy. 50% chance of showers. The chance of a thunderstorm offshore this evening.
- Weather Situation
- A cold front is crossing the state today. A westerly flow is then expected to develop over Tasmania on Sunday and persist into Tuesday, with an embedded cold front to cross the state on Monday.
Moulting Bay Temperature Statistics View More
December Temperature
St Helens Aerodrome (4km)
Lowest 2 December, 2025
6.6 °CAverage December
15.4 °CHighest 4 December, 2025
27.3 °C
Climate (2020–Present)
St Helens Aerodrome (4km)
Average Low 2020–2025
9.3 °CAverage 2020–2025
13.3 °CAverage High 2020–2025
18.2 °C