Brunswick River - Mullumbimby Weather Forecast

    • 15
    • 26

    Partly cloudy

    • 16
    • 28

    Sunny

    • 19
    • 28

    Shower or two. Possible storm

    • 20
    • 24

    Shower or two

    • 19
    • 26

    Possible shower

    • 18
    • 27

    Possible shower

    • 19
    • 27

    Shower or two

Today 30 Dec Northern Rivers

Sunny. Light winds becoming south to southeasterly 15 to 25 km/h in the morning then becoming light in the evening. Overnight temperatures falling to between 12 and 15 with daytime temperatures reaching the mid to high 20s.

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  • Temperature Forecast Bureau of Meteorology

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Brunswick River - Mullumbimby Temperature Statistics View More

December Temperature

Cape Byron (16km)

  • Lowest 3 December, 2025

    16.6 °C

  • Average December

    23 °C

  • Highest 10 December, 2025

    31 °C

Climate (2020–Present)

Cape Byron (16km)

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  • Average Low 2020–2025

    17.3 °C

  • Average 2020–2025

    20.2 °C

  • Average High 2020–2025

    23.7 °C
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