South Arm Weather Forecast

    • 19
    • 34

    Mostly sunny

    • 21
    • 37

    Sunny

    • 23
    • 39

    Mostly sunny

    • 23
    • 31

    Shower or two. Possible storm

    • 21
    • 28

    Possible shower

    • 19
    • 31

    Possible shower developing

    • 19
    • 27

    Shower or two

Today 20 Dec Northern Rivers

Sunny morning. The chance of fog inland in the early morning. The chance of a thunderstorm in the afternoon. Light winds becoming north to northeasterly 20 to 30 km/h in the middle of the day. Overnight temperatures falling to around 19 with daytime temperatures reaching 32 to 38.

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South Arm Temperature Statistics View More

December Temperature

Yamba (Pilot Station) (21km)

  • Lowest 3 December, 2025

    15 °C

  • Average December

    22.8 °C

  • Highest 7 December, 2025

    28.6 °C

Climate (2020–Present)

Yamba (Pilot Station) (21km)

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  • Average Low 2020–2025

    16.4 °C

  • Average 2020–2025

    20 °C

  • Average High 2020–2025

    24.4 °C
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