Cleft Island Weather Forecast

    • 12
    • 15

    Partly cloudy

    • 13
    • 16

    Mostly sunny

    • 13
    • 17

    Late shower or two

    • 14
    • 17

    Shower or two

    • 14
    • 17

    Showers increasing. Windy

    • 15
    • 18

    Shower or two. Wind easing

    • 14
    • 17

    Shower or two

Today 22 May West and South Gippsland

Mostly clear. Light winds.

Central Victoria Coastal Waters

Cape Otway to Wilsons Promontory
Wind
Northeasterly 10 to 15 knots, reaching up to 20 knots offshore.
Seas
Below 1 metre, increasing to 1 to 1.5 metres offshore.
1st Swell
Southwesterly 1.5 metres, increasing to 1.5 to 2.5 metres in the west.
Weather
Partly cloudy.
Weather Situation
A ridge of high pressure over the State, extending from the Tasman Sea, will weaken over the weekend as low pressure system develops west of Bass Strait. This low is expected to move inland across southeastern SA on Monday before slowly moving over southern NSW on Tuesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cleft Island Temperature Statistics View More

May Temperature

Wilsons Promontory Lighthouse (11km)

  • Lowest 7 May, 2026

    7 °C

  • Average May

    15 °C

  • Highest 1 May, 2026

    24.3 °C

Climate (2021–Present)

Wilsons Promontory Lighthouse (11km)

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  • Average Low 2021–2026

    12.4 °C

  • Average 2021–2026

    14.4 °C

  • Average High 2021–2026

    16.9 °C
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