Alstonville Weather Forecast

    • 10
    • 21

    Possible shower

    • 10
    • 23

    Mostly sunny

    • 11
    • 24

    Mostly sunny

    • 11
    • 24

    Possible shower

    • 13
    • 22

    Shower or two

    • 13
    • 21

    Possible shower

    • 12
    • 22

    Partly cloudy

Today 2 Sep Northern Rivers

Partly cloudy. The chance of fog in the north in the early morning. Medium chance of showers, most likely in the afternoon and evening. The chance of a thunderstorm in the morning and afternoon. Light winds. Overnight temperatures falling to between 8 and 11 with daytime temperatures reaching the low 20s.

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Alstonville Temperature Statistics View More

September Temperature

Ballina Airport (11km)

  • Lowest 1 September, 2025

    9.3 °C
  • Average September

    12.8 °C
  • Highest

Climate (2020–Present)

Ballina Airport (11km)

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  • Average Low 2020–2025

    15.1 °C
  • Average 2020–2025

    19.6 °C
  • Average High 2020–2025

    24.6 °C
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