Half Moon Bay Weather Forecast
- 9
- 18
Clear
- 7
- 20
Sunny
- 8
- 21
Sunny
- 7
- 20
Mostly sunny
- 8
- 19
Shower or two
- 9
- 19
Partly cloudy
- 10
- 19
Partly cloudy
Today 28 Aug East Coast
Clear. Winds westerly 15 to 20 km/h.
Upper East Coastal Waters
St Helens Point to Wineglass Bay- Wind
- Northwest to southwesterly 10 to 15 knots.
- Seas
- Around 1 metre.
- 1st Swell
- South to southwesterly below 1 metre inshore, increasing to 1 to 1.5 metres offshore by early evening.
- Weather
- Clear.
- Weather Situation
- A high pressure system south of the Bight will build and begin to extend a ridge to the north of Tasmania from late Friday into the weekend. The high pressure centre is expected to track well north of Tasmania on Monday, then move into the Tasman Sea with a strong cold front approaching from the west, crossing Tasmania on Tuesday.
Half Moon Bay Temperature Statistics View More
August Temperature
Friendly Beaches (6km)
Lowest 16 August, 2026
2 °CAverage August
10.9 °CHighest 19 August, 2026
18.9 °C
Climate (2021–2026)
Friendly Beaches (6km)
Average Low 2021–2026
9.6 °CAverage 2021–2026
13.5 °CAverage High 2021–2026
18.8 °C