Mount Annan Weather Forecast

    • 11
    • 26

    Shower or two. Possible storm

    • 14
    • 26

    Showers. Possible afternoon storm

    • 13
    • 26

    Partly cloudy

    • 14
    • 31

    Shower or two

    • 16
    • 24

    Shower or two

    • 9
    • 24

    Partly cloudy

    • 11
    • 26

    Partly cloudy

Today 31 Oct Sydney

Partly cloudy. Medium chance of showers. The chance of a thunderstorm in the late afternoon and evening, possibly severe with large hail and possible heavy falls. Winds easterly 15 to 20 km/h turning northeasterly in the evening.

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Mount Annan Temperature Statistics View More

October Temperature

Campbelltown (Mount Annan) (1km)

  • Lowest 2 October, 2025

    5.6 °C

  • Average October

    18.4 °C

  • Highest 20 October, 2025

    37.1 °C

Climate (2020–Present)

Campbelltown (Mount Annan) (1km)

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  • Average Low 2020–2025

    10.9 °C

  • Average 2020–2025

    16.5 °C

  • Average High 2020–2025

    23.8 °C
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