Merriman Island Weather Forecast
- 20
- 37
Clear
- 24
- 39
Mostly sunny
- 17
- 24
Becoming windy. Partly cloudy
- 15
- 23
Cloudy
- 16
- 28
Sunny
- 18
- 26
Showers increasing
- 17
- 23
Showers. Becoming windy
Today 9 Jan South Coast
Clear. Winds north to northwesterly 15 to 25 km/h.
Eden Coastal Waters
Montague Island to Gabo Island- Wind
- Northerly 20 to 25 knots, reaching up to 30 knots offshore.
- Seas
- 1.5 to 2 metres, increasing to 2.5 to 3 metres offshore.
- 1st Swell
- North to northeasterly 1 to 1.5 metres inshore, increasing to 1.5 to 2 metres offshore north of Green Cape.
- Weather
- Clear.
- Weather Situation
- North to northeasterly winds along the Coastal Waters will continue to freshen through this week as a high over the Tasman Sea strengthens. A cold front and its associated trough will begin moving up the south coast during Saturday bringing fresh to strong southerlies in its wake. The trough is expected to stall about the central coast during Sunday, then continue to the reach the northern border by Monday. Coastal winds broadly shifty easterly during the new week as a high pressure system settles over the Tasman Sea.
Merriman Island Temperature Statistics View More
January Temperature
Narooma (Marine Rescue) (18km)
Lowest 2 January, 2026
12.9 °CAverage January
20.4 °CHighest 7 January, 2026
25.7 °C
Climate (2021–Present)
Narooma (Marine Rescue) (18km)
Average Low 2021–2026
12.2 °CAverage 2021–2026
17.2 °CAverage High 2021–2026
20.5 °C