Siding Spring Mountain Weather Forecast

    • 15
    • 32

    Sunny

    • 17
    • 31

    Sunny

    • 13
    • 30

    Sunny

    • 13
    • 28

    Partly cloudy

    • 15
    • 30

    Partly cloudy

    • 15
    • 31

    Partly cloudy

    • 15
    • 32

    Sunny

Today 24 Dec North West Slopes and Plains

Sunny morning. The chance of a thunderstorm near the Queensland border in the afternoon and evening. Winds southeast to southwesterly 15 to 20 km/h tending west to southwesterly 15 to 25 km/h in the middle of the day then becoming light in the late evening. Overnight temperatures falling to between 14 and 20 with daytime temperatures reaching 32 to 37.

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  • Temperature Forecast Bureau of Meteorology

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Siding Spring Mountain Temperature Statistics View More

December Temperature

Coonabarabran (Showgrounds) (21km)

  • Lowest 3 December, 2025

    4 °C

  • Average December

    23.1 °C

  • Highest 20 December, 2025

    37.5 °C

Climate (2020–Present)

Coonabarabran (Showgrounds) (21km)

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  • Average Low 2020–2025

    8.5 °C

  • Average 2020–2025

    16.2 °C

  • Average High 2020–2025

    23.6 °C
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