South Grafton Weather Forecast

    • 19
    • 24

    Showers. Possible storm

    • 17
    • 29

    Partly cloudy

    • 19
    • 31

    Showers. Possible afternoon storm

    • 19
    • 30

    Possible shower or storm

    • 19
    • 24

    Cloudy

    • 17
    • 25

    Cloudy

    • 15
    • 28

    Cloudy

Today 12 Dec Northern Rivers

Cloudy. High chance of showers, becoming less likely at night. The chance of a thunderstorm in the afternoon and evening. Light winds. Daytime maximum temperatures in the low to high 20s.

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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

South Grafton Temperature Statistics View More

December Temperature

Grafton Airport (9km)

  • Lowest 3 December, 2025

    10.7 °C

  • Average December

    22.2 °C

  • Highest 6 December, 2025

    34 °C

Climate (2020–Present)

Grafton Airport (9km)

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  • Average Low 2020–2025

    13.1 °C

  • Average 2020–2025

    18.6 °C

  • Average High 2020–2025

    25.9 °C
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