Groper Islet Weather Forecast

    • 20
    • 22

    Clear

    • 18
    • 21

    Mostly sunny

    • 17
    • 19

    Shower or two

    • 17
    • 20

    Shower or two

    • 16
    • 19

    Showers

    • 17
    • 20

    Showers

    • 17
    • 20

    Shower or two

Today 6 Sep Coffs Harbour

Clear. Winds southerly 20 to 30 km/h tending southwesterly 15 to 20 km/h in the late evening.

Coffs Coastal Waters

Wooli to Smoky Cape
Wind
Southerly 20 to 25 knots, reaching up to 30 knots during the afternoon and evening.
Seas
2 to 2.5 metres.
1st Swell
Southerly around 1 metre inshore, increasing to 1 to 1.5 metres offshore by early evening.
Weather
Clear.
Weather Situation
A broad high pressure ridge continues to build from the west while a trough lingers over the far northeast of the state. A weak cold front is forecast to cross the far southeast of the state during Monday morning, bringing a gusty southerly change up the NSW coast, followed by another cold front and southerly change mid-week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Groper Islet Temperature Statistics View More

September Temperature

Grafton Airport (48km)

  • Lowest 1 September, 2026

    6.5 °C

  • Average September

    17.4 °C

  • Highest 3 September, 2026

    33.1 °C

Climate (2021–2026)

Grafton Airport (48km)

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  • Average Low 2021–2026

    13.2 °C

  • Average 2021–2026

    18.8 °C

  • Average High 2021–2026

    26.2 °C
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