Williamstown Weather Forecast

    • 14
    • 23

    Partly cloudy

    • 12
    • 26

    Cloud clearing

    • 15
    • 31

    Partly cloudy

    • 20
    • 27

    Shower or two

    • 14
    • 22

    Showers

    • 9
    • 15

    Showers

    • 7
    • 15

    Shower or two

Today 20 Oct Adelaide

Partly cloudy. Slight chance of a shower, becoming less likely in the late morning and early afternoon. The chance of a thunderstorm, possibly severe with heavy rain which may lead to flash flooding. Winds westerly 15 to 20 km/h turning south to southwesterly in the late morning and afternoon then becoming light in the evening.

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  • Temperature Forecast Bureau of Meteorology

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Williamstown Temperature Statistics View More

October Temperature

Mount Crawford (Fire Tower) (7 km)

  • Lowest 14 October, 2026

    4 °C
  • Average October

    13.4 °C
  • Highest 11 October, 2026

    25.7 °C

Climate (2021–2026)

Mount Crawford (Fire Tower) (7 km)

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  • Average Low 2021–2026

    9.8 °C
  • Average 2021–2026

    13.8 °C
  • Average High 2021–2026

    19.3 °C
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