Dianas Beach Weather Forecast
- 10
- 21
Showers increasing
- 9
- 16
Showers
- 6
- 16
Shower or two
- 9
- 16
Cloudy
- 8
- 20
Partly cloudy
- 10
- 19
Shower or two
- 9
- 20
Partly cloudy
Today 6 Nov St Helens
Becoming cloudy. High chance of showers, most likely late this afternoon and evening. Winds west to northwesterly 25 to 35 km/h becoming light in the evening.
Upper East Coastal Waters
St Helens Point to Wineglass Bay- Wind
- Northwesterly 15 to 20 knots, reaching up to 30 knots offshore in the afternoon. Winds shifting southerly 10 to 15 knots in the evening.
- Seas
- 1 to 1.5 metres, increasing to 1.5 to 2.5 metres during the morning.
- 1st Swell
- Southerly around 1 metre.
- Weather
- Becoming cloudy. 90% chance of showers during this afternoon and evening.
- Weather Situation
- A high pressure system extends a ridge over Tasmania ahead of a cold front that moves across the state today, followed by a cold southwesterly wind flow which will persist on Saturday. Another high pressure system moves close to Tasmania on Sunday, drifting southeast from Monday.
Dianas Beach Temperature Statistics View More
November Temperature
St Helens Aerodrome (5 km)
Lowest 2 November, 2026
7 °CAverage November
14.5 °CHighest 4 November, 2026
21.6 °C
Climate (2021–2026)
St Helens Aerodrome (5 km)
Average Low 2021–2026
9.4 °CAverage 2021–2026
13.5 °CAverage High 2021–2026
18.4 °C