Cleft Island Weather Forecast

    • 11
    • 17

    Mostly sunny

    • 14
    • 20

    Shower or two

    • 13
    • 18

    Rain

    • 11
    • 15

    Showers

    • 11
    • 15

    Shower or two. Becoming windy

    • 11
    • 15

    Mostly sunny

    • 11
    • 15

    Partly cloudy

Today 29 Sep West and South Gippsland

The chance of fog early this morning. Mostly sunny afternoon. Winds northwest to northeasterly 15 to 20 km/h. Daytime maximum temperatures 20 to 25.

Central Victoria Coastal Waters

Cape Otway to Wilsons Promontory
Wind
Northeasterly 10 to 15 knots turning northerly 15 to 25 knots in the late morning and afternoon. Winds reaching up to 30 knots in the far west in the late evening.
Seas
1 to 1.5 metres, increasing to 1 to 2 metres by early evening.
1st Swell
Southwesterly 1 to 1.5 metres, increasing to 1.5 to 2.5 metres in the far west.
Weather
Partly cloudy.
Weather Situation
A high pressure system is in the Tasman Sea while a low pressure trough crosses the Bight. The trough is forecast to move slowly east on Tuesday, entering western Victoria on Wednesday night before slowly crossing the rest of Victoria on Thursday. The trough is expected to linger over eastern Victoria on Friday.
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 16 September, 2026

    7.3 °C

  • Average September

    13.3 °C

  • Highest 20 September, 2026

    27.2 °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

    17 °C
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