Promise Bay Weather Forecast
- 6
- 18
Sunny
- 7
- 15
Partly cloudy
- 9
- 19
Sunny
- 7
- 18
Sunny
- 7
- 18
Partly cloudy
- 9
- 20
Shower or two
- 11
- 21
Possible shower
Today 8 Sep East Coast
Sunny day. Areas of morning frost about higher ground. Slight chance of a shower later tonight. Light winds becoming west to northwesterly 15 to 25 km/h in the morning. Daytime maximum temperatures between 14 and 19.
Lower East Coastal Waters
Wineglass Bay to Tasman Island- Wind
- Northwesterly 15 to 20 knots turning westerly 20 to 25 knots in the evening. Winds reaching up to 30 knots in the evening.
- Seas
- Around 1 metre, increasing to 1.5 to 2.5 metres by early evening.
- 1st Swell
- Southwesterly 2 to 4 metres.
- Weather
- Mostly sunny. 60% chance of showers.
- Weather Situation
- A cold front is expected to cross Tasmania this evening, before a ridge of high pressure approaches from the west, with a southwesterly flow establishing itself over the state.
Promise Bay Temperature Statistics View More
September Temperature
Friendly Beaches (21km)
Lowest 4 September, 2026
7.5 °CAverage September
12.8 °CHighest 1 September, 2026
19.6 °C
Climate (2021–2026)
Friendly Beaches (21km)
Average Low 2021–2026
9.6 °CAverage 2021–2026
13.5 °CAverage High 2021–2026
18.8 °C