Grevillia Weather Forecast

    • 23
    • 30

    Storm

    • 22
    • 26

    Shower

    • 20
    • 27

    Shower

    • 19
    • 27

    Shower

    • 17
    • 29

    Shower

    • 18
    • 31

    Shower

Today 17 Jan Northern Rivers

Cloudy. High chance of showers. The chance of a thunderstorm in the afternoon and evening, possibly severe with damaging winds, large hail and heavy rain which may lead to flash flooding. Winds southeasterly 15 to 20 km/h becoming light in the evening. Daytime maximum temperatures around 30.

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Grevillia Temperature Statistics View More

January Temperature

Casino Airport (53km)

  • Lowest 9 January, 2026

    14.7 °C

  • Average January

    24.2 °C

  • Highest 11 January, 2026

    36.6 °C

Climate (2021–Present)

Casino Airport (53km)

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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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