Williamstown Weather Forecast

    • 14
    • 28

    Sunny

    • 14
    • 27

    Mostly sunny

    • 16
    • 28

    Possible shower developing

    • 13
    • 23

    Possible shower

    • 10
    • 24

    Sunny

    • 13
    • 26

    Sunny

    • 13
    • 25

    Partly cloudy

Today 23 Apr Adelaide

Sunny. Winds northeasterly 15 to 20 km/h tending northwest to northeasterly in the middle of the day then becoming northeasterly 15 to 25 km/h in the early afternoon.

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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Williamstown Temperature Statistics View More

April Temperature

Mount Crawford (Fire Tower) (7km)

  • Lowest 18 April, 2026

    6.3 °C

  • Average April

    14.7 °C

  • Highest 21 April, 2026

    27.4 °C

Climate (2021–Present)

Mount Crawford (Fire Tower) (7km)

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  • Average Low 2021–2026

    9.7 °C

  • Average 2021–2026

    13.7 °C

  • Average High 2021–2026

    19.2 °C
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