Siding Spring Observatory Weather Forecast

    • 9
    • 27

    Sunny

    • 13
    • 29

    Sunny

    • 13
    • 27

    Sunny

    • 12
    • 25

    Partly cloudy

    • 13
    • 25

    Shower

    • 12
    • 26

    Partly cloudy

    • 13
    • 27

    Sunny

Today 20 Sep North West Slopes and Plains

Sunny. Light winds becoming west to southwesterly 15 to 20 km/h in the middle of the day then becoming light in the late afternoon. Daytime maximum temperatures around 30.

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Siding Spring Observatory Temperature Statistics View More

September Temperature

Coonabarabran (Showgrounds) (20km)

  • Lowest 19 September, 2026

    -0.1 °C

  • Average September

    16 °C

  • Highest 5 September, 2026

    28 °C

Climate (2021–2026)

Coonabarabran (Showgrounds) (20km)

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  • Average Low 2021–2026

    8.7 °C

  • Average 2021–2026

    16.4 °C

  • Average High 2021–2026

    23.9 °C
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