Williamstown Marina Weather Forecast

    • 19
    • 26

    Shower or two

    • 16
    • 20

    Shower or two. Becoming windy

    • 13
    • 22

    Mostly sunny

    • 12
    • 33

    Sunny

    • 19
    • 27

    Partly cloudy

    • 16
    • 24

    Partly cloudy

    • 14
    • 25

    Partly cloudy

Today 31 Jan Melbourne

Partly cloudy. The chance of fog in the early morning. Medium chance of showers, most likely in the evening. The chance of a thunderstorm in the afternoon and evening. Winds southwesterly 15 to 20 km/h becoming light before dawn then becoming southerly 20 to 30 km/h in the middle of the day.

Port Phillip Local Waters

Wind
South to southwesterly about 10 knots increasing to 15 to 20 knots in the early afternoon.
Seas
Below 1 metre, decreasing below 0.5 metres during the morning, then increasing to around 1 metre around midday.
Weather
Cloudy. The chance of morning fog in the north with reduced visibility. The chance of a thunderstorm in the late afternoon and evening.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Williamstown Marina Temperature Statistics View More

January Temperature

Laverton RAAF Base (13km)

  • Lowest 23 January, 2026

    9.9 °C

  • Average January

    20.8 °C

  • Highest 27 January, 2026

    45.6 °C

Climate (2021–Present)

Laverton RAAF Base (13km)

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  • Average Low 2021–2026

    10.5 °C

  • Average 2021–2026

    15 °C

  • Average High 2021–2026

    20.5 °C
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