Toonumbar Dam Weather Forecast

    • 21
    • 31

    Storm

    • 19
    • 31

    Shower

    • 20
    • 30

    Partly cloudy

    • 18
    • 31

    Partly cloudy

    • 17
    • 31

    Partly cloudy

    • 19
    • 33

    Partly cloudy

    • 20
    • 34

    Shower

Today 5 Jan Northern Rivers

Partly cloudy. Medium chance of showers inland, slight chance elsewhere. The chance of a thunderstorm, possibly severe with damaging winds, large hail and heavy rain which may lead to flash flooding inland. Winds north to northeasterly 15 to 20 km/h becoming light in the evening.

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  • Temperature Forecast Bureau of Meteorology

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Toonumbar Dam Temperature Statistics View More

January Temperature

Casino Airport (39km)

  • Lowest 1 January, 2026

    17.9 °C

  • Average January

    23.2 °C

  • Highest 1 January, 2026

    32.1 °C

Climate (2021–Present)

Casino Airport (39km)

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  • Average Low 2021–2026

    13.7 °C

  • Average 2021–2026

    19.2 °C

  • Average High 2021–2026

    26.5 °C
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