Cleft Island Weather Forecast

    • 11
    • 19

    Partly cloudy

    • 13
    • 16

    Shower or two

    • 10
    • 13

    Showers. Windy

    • 9
    • 12

    Wind easing. Cloudy

    • 10
    • 13

    Cloudy

    • 10
    • 16

    Mostly sunny

    • 13
    • 20

    Windy. Mostly sunny

Today 13 Sep West and South Gippsland

Mostly sunny. Slight chance of a shower in the west this evening. Near zero chance of rain elsewhere. Winds north to northwesterly 15 to 25 km/h tending north to northeasterly in the evening. Daytime maximum temperatures between 19 and 25.

Central Victoria Coastal Waters

Cape Otway to Wilsons Promontory
Wind
Northerly 15 to 20 knots, reaching up to 25 knots inshore in the early afternoon.
Seas
Around 1 metre, increasing to 1 to 1.5 metres during the morning.
1st Swell
Southwesterly 1 to 1.5 metres, increasing to 1.5 to 2.5 metres in the west.
Weather
Partly cloudy. The chance of a thunderstorm late this afternoon and evening.
Weather Situation
A high pressure system currently lies over the western Tasman Sea, directing a warm northerly flow over Victoria. A low pressure trough will move across western and central Victoria later on Sunday, with a weak cold front then forecast to approach southwestern Victoria during Monday. The front will cross late Monday into early Tuesday, before a strong high pressure ridge pushes into western Victoria in its wake.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cleft Island Temperature Statistics View More

September Temperature

Wilsons Promontory Lighthouse (11km)

  • Lowest 1 September, 2026

    9.2 °C

  • Average September

    12.7 °C

  • Highest 1 September, 2026

    19.7 °C

Climate (2021–2026)

Wilsons Promontory Lighthouse (11km)

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  • Average Low 2021–2026

    12.5 °C

  • Average 2021–2026

    14.4 °C

  • Average High 2021–2026

    16.9 °C
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