Williamstown Beach Weather Forecast

    • 12
    • 21

    Sunny

    • 12
    • 32

    Sunny

    • 18
    • 37

    Sunny

    • 19
    • 32

    Possible shower

    • 16
    • 26

    Possible shower

    • 15
    • 23

    Showers

    • 14
    • 23

    Partly cloudy

Today 16 Dec Melbourne

Mostly sunny. Winds southerly 15 to 20 km/h becoming light in the late evening.

Port Phillip Local Waters

Wind
Southerly 10 to 15 knots turning southeasterly in the evening.
Seas
Below 1 metre.
Weather
Partly cloudy.
Weather Situation
A high pressure system well to the west will cross through Bass Strait on Tuesday before settling in the Tasman Sea on Wednesday. The high will continue to extend a ridge over Victoria until a trough crosses on Thursday with a following front entering the west late Friday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Williamstown Beach Temperature Statistics View More

December Temperature

Laverton RAAF Base (11km)

  • Lowest 7 December, 2025

    6.6 °C

  • Average December

    16.9 °C

  • Highest 4 December, 2025

    34.9 °C

Climate (2020–Present)

Laverton RAAF Base (11km)

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  • Average Low 2020–2025

    10.5 °C

  • Average 2020–2025

    15 °C

  • Average High 2020–2025

    20.4 °C
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