Half Moon Bay Weather Forecast
- 9
- 19
Sunny
- 10
- 18
Sunny
- 10
- 22
Mostly sunny
- 15
- 23
Shower or two
- 12
- 21
Shower or two
- 9
- 18
Partly cloudy
- 8
- 20
Sunny
Today 10 Dec East Coast
Mostly sunny. Winds west to northwesterly 15 to 20 km/h tending west to southwesterly in the middle of the day. Daytime maximum temperatures between 19 and 23.
Upper East Coastal Waters
St Helens Point to Wineglass Bay- Wind
- Variable about 10 knots becoming northeast to southeasterly 10 to 15 knots in the early afternoon then tending southeast to southwesterly in the late evening.
- Seas
- Below 1 metre.
- 1st Swell
- Southerly below 1 metre inshore, increasing to around 1 metre offshore.
- Weather
- Sunny.
- Weather Situation
- A high centre will slowly approach the state on Wednesday, as a weak trough brushes the far south. The high is expected to move over Tasmania on Thursday and slowly away to the east during Friday. A cold front is then forecast to cross the state during Saturday.
Half Moon Bay Temperature Statistics View More
December Temperature
Friendly Beaches (6km)
Lowest 1 December, 2025
4.4 °CAverage December
15.9 °CHighest 4 December, 2025
31 °C
Climate (2020–Present)
Friendly Beaches (6km)
Average Low 2020–2025
9.5 °CAverage 2020–2025
13.4 °CAverage High 2020–2025
18.7 °C