Georges Bay Weather Forecast
- 12
- 21
Rain increasing
- 13
- 23
Shower or two
- 12
- 20
Shower or two clearing
- 11
- 21
Partly cloudy
- 9
- 19
Partly cloudy
- 9
- 20
Partly cloudy
- 9
- 20
Mostly sunny
Today 21 Dec St Helens
Cloudy. Very high chance of rain, most likely late this afternoon and evening. Light winds.
East of Flinders Island Coastal Waters
North Flinders Island to St Helens Point- Wind
- West to northwesterly 10 to 15 knots tending northeast to southeasterly in the early afternoon then tending southwesterly in the late evening. Winds reaching up to 30 knots offshore in the late evening.
- Seas
- Below 1 metre, increasing to 1 to 1.5 metres offshore by early evening.
- 1st Swell
- Southerly below 1 metre.
- Weather
- Cloudy. 90% chance of rain. The chance of a thunderstorm late this afternoon and evening.
- Weather Situation
- A broad low pressure system near the west of Tasmania clears to the southeast into Sunday morning before a second, more intense, low pressure system is forecast to move across Bass Strait during Sunday and clear to the east Monday morning. A ridge of high pressure is expected to extend across the southern mainland, forecast to direct a westerly flow over Tasmania from Monday. Cold fronts embedded in the flow are expected to cross Tasmania late Monday and again Wednesday.
Georges Bay Temperature Statistics View More
December Temperature
St Helens Aerodrome (2km)
Lowest 2 December, 2025
6.6 °CAverage December
16 °CHighest 17 December, 2025
29.5 °C
Climate (2020–Present)
St Helens Aerodrome (2km)
Average Low 2020–2025
9.3 °CAverage 2020–2025
13.3 °CAverage High 2020–2025
18.2 °C