South Grafton Airport Weather Forecast

    • 12
    • 31

    Sunny

    • 15
    • 25

    Partly cloudy

    • 14
    • 30

    Mostly sunny

    • 15
    • 28

    Showers easing

    • 12
    • 26

    Sunny

    • 11
    • 25

    Mostly sunny

    • 13
    • 23

    Partly cloudy

Today 17 Sep Northern Rivers

Mostly sunny. Light winds becoming northwesterly 15 to 25 km/h in the morning then becoming light in the late afternoon. Overnight temperatures falling to between 12 and 16 with daytime temperatures reaching around 30.

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South Grafton Airport Temperature Statistics View More

September Temperature

Grafton (Agricultural Research and Advisory Station) (10km)

  • Lowest 12 September, 2025

    8.1 °C

  • Average September

    16.5 °C

  • Highest 15 September, 2025

    26.6 °C

Climate (2020–Present)

Grafton (Agricultural Research and Advisory Station) (10km)

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  • Average Low 2020–2025

    14.2 °C

  • Average 2020–2025

    19.1 °C

  • Average High 2020–2025

    25.8 °C
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