Brunswick River - Mangrove Island Weather Forecast

    • 24
    • 29

    Showers. Storm

    • 22
    • 27

    Possible early storm. Showers

    • 21
    • 29

    Sunny morning. Shower or two

    • 21
    • 24

    Showers

    • 19
    • 23

    Shower or two

    • 18
    • 24

    Shower or two

    • 18
    • 25

    Shower or two

Today 23 Dec Northern Rivers

Partly cloudy. High chance of showers. A thunderstorm likely, possibly severe with damaging winds, large hail and heavy rain which may lead to flash flooding in the afternoon and evening. Light winds. Daytime maximum temperatures in the low 30s.

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  • Temperature Forecast Bureau of Meteorology

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Brunswick River - Mangrove Island Temperature Statistics View More

December Temperature

Cape Byron (15km)

  • Lowest 3 December, 2025

    16.6 °C

  • Average December

    23.3 °C

  • Highest 10 December, 2025

    31 °C

Climate (2020–Present)

Cape Byron (15km)

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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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