Sleepy Bay Weather Forecast
- 6
- 16
Sunny
- 9
- 20
Partly cloudy
- 13
- 21
Mostly sunny
- 9
- 15
Shower or two
- 6
- 17
Cloudy
- 8
- 17
Mostly sunny
- 8
- 20
Partly cloudy
Today 12 Sep East Coast
Sunny. The chance of fog in the north early this morning. Areas of morning frost. Light winds becoming east to northeasterly 15 to 20 km/h in the middle of the day then tending northwest to northeasterly in the evening. Daytime maximum temperatures between 16 and 20.
Upper East Coastal Waters
St Helens Point to Wineglass Bay- Wind
- Variable about 10 knots becoming northeasterly 10 to 15 knots in the early afternoon then tending northerly in the evening. Winds reaching up to 20 knots offshore in the late evening.
- Seas
- Below 0.5 metres, increasing to around 1 metre during the afternoon.
- 1st Swell
- Southerly 1.5 to 2.5 metres.
- Weather
- Mostly sunny.
- Weather Situation
- A high pressure system over southern Victoria is forecast to move over the Tasman Sea early today and continue to slowly move east. A weak trough is expected to cross Tasmania late Sunday. A cold front is then expected to approach the state from the west on Monday, directing the flow northwesterly before crossing Tasmania overnight into early Tuesday. A southwesterly flow will establish over the state in its wake.
Sleepy Bay Temperature Statistics View More
September Temperature
Friendly Beaches (16km)
Lowest 8 September, 2026
3.3 °CAverage September
12.6 °CHighest 8 September, 2026
20.7 °C
Climate (2021–2026)
Friendly Beaches (16km)
Average Low 2021–2026
9.6 °CAverage 2021–2026
13.5 °CAverage High 2021–2026
18.8 °C