Halfmoon Bay Weather Forecast

    • 10
    • 17

    Possible shower

    • 12
    • 18

    Showers. Windy

    • 10
    • 15

    Shower or two. Windy

    • 9
    • 15

    Cloudy

    • 7
    • 18

    Shower or two

    • 12
    • 18

    Partly cloudy

    • 11
    • 19

    Partly cloudy

Today 15 Apr King Island

Cloudy. Slight chance of a shower, most likely later tonight. Winds west to southwesterly 15 to 25 km/h tending west to northwesterly in the late morning and afternoon. Daytime maximum temperatures around 17.

Far Northwest Coastal Waters

Sandy Cape to Stanley including King Island
Wind
West to southwesterly 15 to 20 knots tending west to northwesterly during the day.
Seas
1 to 2 metres, decreasing below 1.5 metres around midday.
1st Swell
Southwesterly 2 to 3 metres.
Weather
Cloudy.
Weather Situation
A ridge of high pressure will move over the state during today. A gusty northwesterly stream will develop on Thursday morning, ahead of a significant cold front expected to cross Thursday afternoon and evening. A cold and gusty south to southwesterly stream is then expected to develop and persist through Friday, with a ridge to approach and move over Tasmania on Saturday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Halfmoon Bay Temperature Statistics View More

April Temperature

King Island Airport (8km)

  • Lowest 4 April, 2026

    5.2 °C

  • Average April

    14.2 °C

  • Highest 2 April, 2026

    20.5 °C

Climate (2021–Present)

King Island Airport (8km)

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  • Average Low 2021–2026

    10.1 °C

  • Average 2021–2026

    13.6 °C

  • Average High 2021–2026

    17.5 °C
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