Grassy Harbour Weather Forecast
- 13
- 19
Cloudy
- 12
- 22
Partly cloudy
- 15
- 25
Mostly sunny
- 17
- 22
Shower or two
- 13
- 20
Partly cloudy
- 12
- 17
Partly cloudy
- 11
- 19
Cloudy
Today 29 Mar King Island
Cloudy. Slight chance of a shower. Winds south to southwesterly 15 to 20 km/h tending west to southwesterly before dawn then becoming light in the evening. Overnight temperatures falling to around 13 with daytime temperatures reaching around 19.
Far Northwest Coastal Waters
Sandy Cape to Stanley including King Island- Wind
- Southerly 10 to 15 knots, reaching up to 20 knots east of King Island during the morning. Winds tending southwesterly before dawn.
- Seas
- 1 to 2 metres, decreasing to 1 to 1.5 metres during the morning.
- 1st Swell
- Southwesterly 2 to 3 metres.
- Weather
- Cloudy.
Grassy Harbour Temperature Statistics View More
March Temperature
King Island Airport (25km)
Lowest 18 March, 2026
6.5 °CAverage March
15.8 °CHighest 22 March, 2026
25 °C
Climate (2021–Present)
King Island Airport (25km)
Average Low 2021–2026
10.1 °CAverage 2021–2026
13.5 °CAverage High 2021–2026
17.5 °C