Grassy Harbour Weather Forecast

    • 11
    • 18

    Partly cloudy

    • 12
    • 23

    Partly cloudy

    • 16
    • 23

    Mostly sunny

    • 16
    • 22

    Showers increasing. Windy

    • 12
    • 18

    Showers

    • 10
    • 17

    Showers

    • 10
    • 17

    Showers

Today 29 Apr King Island

Partly cloudy. Slight chance of a shower. Winds west to southwesterly 15 to 20 km/h becoming light in the early morning then becoming east to northeasterly 20 to 30 km/h in the middle of the day. Overnight temperatures falling to around 11 with daytime temperatures reaching around 19.

Far Northwest Coastal Waters

Sandy Cape to Stanley including King Island
Wind
West to southwesterly 15 to 20 knots shifting east to northeasterly in the morning. Winds reaching up to 25 knots near Cape Grim in the late evening.
Seas
1 to 1.5 metres, decreasing to 1 metre during the morning, increasing to 1 to 1.5 metres offshore later in the evening.
1st Swell
Southwesterly 2 to 3 metres.
Weather
Mostly sunny.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Grassy Harbour Temperature Statistics View More

April Temperature

King Island Airport (25km)

  • Lowest 19 April, 2026

    1 °C

  • Average April

    14.3 °C

  • Highest 25 April, 2026

    23.2 °C

Climate (2021–Present)

King Island Airport (25km)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    10.1 °C

  • Average 2021–2026

    13.6 °C

  • Average High 2021–2026

    17.6 °C
Get WillyWeather+ to remove ads