Grassy Weather Forecast
- 12
- 18
Becoming windy. Partly cloudy
- 11
- 16
Shower or two. Very windy
- 10
- 15
Windy. Cloudy
- 10
- 18
Cloudy
- 9
- 22
Sunny
- 11
- 23
Partly cloudy
- 12
- 20
Partly cloudy
Today 13 Dec King Island
Partly cloudy. Winds east to northeasterly 15 to 20 km/h shifting westerly 20 to 30 km/h in the afternoon. Overnight temperatures falling to around 12 with daytime temperatures reaching between 17 and 21.
Far Northwest Coastal Waters
Sandy Cape to Stanley including King Island- Wind
- East to northeasterly 10 to 15 knots shifting south to southwesterly 15 to 20 knots before dawn then tending northwest to southwesterly in the late afternoon. Winds reaching up to 25 knots south of King Island in the late evening.
- Seas
- 1 to 1.5 metres.
- 1st Swell
- Southwesterly 1 to 1.5 metres, increasing to 1.5 to 2 metres south of King Island during the morning.
- Weather
- Partly cloudy. The chance of a thunderstorm east of King Island in the morning and early afternoon.
Grassy Temperature Statistics View More
December Temperature
King Island Airport (23km)
Lowest 10 December, 2025
4.4 °CAverage December
13.8 °CHighest 4 December, 2025
22.1 °C
Climate (2020–Present)
King Island Airport (23km)
Average Low 2020–2025
10.1 °CAverage 2020–2025
13.5 °CAverage High 2020–2025
17.5 °C