Williamstown Weather Forecast

    • 18
    • 35

    Sunny

    • 23
    • 32

    Mostly sunny

    • 13
    • 29

    Partly cloudy

    • 16
    • 31

    Mostly sunny

    • 13
    • 29

    Sunny

    • 14
    • 33

    Mostly sunny

    • 17
    • 37

    Sunny

Today 18 Jan Adelaide

Sunny. Winds northwest to northeasterly 20 to 30 km/h tending southeast to southwesterly 15 to 25 km/h in the evening then tending easterly in the late evening.

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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Williamstown Temperature Statistics View More

January Temperature

Mount Crawford (Fire Tower) (7km)

  • Lowest 1 January, 2026

    6.4 °C

  • Average January

    19.6 °C

  • Highest 8 January, 2026

    40.9 °C

Climate (2021–Present)

Mount Crawford (Fire Tower) (7km)

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  • Average Low 2021–2026

    9.6 °C

  • Average 2021–2026

    13.6 °C

  • Average High 2021–2026

    19.1 °C
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