Brisbane Water - Rileys Island Weather Forecast

    • 8
    • 19

    Partly cloudy

    • 7
    • 23

    Sunny

    • 10
    • 28

    Sunny

    • 11
    • 29

    Sunny

    • 15
    • 28

    Becoming cloudy

    • 13
    • 20

    Shower or two

    • 13
    • 22

    Shower or two

Today 17 Sep Central Coast

Partly cloudy. Slight chance of a shower in the morning. Winds south to southwesterly 25 to 35 km/h tending south to southeasterly 15 to 25 km/h in the early afternoon then becoming light in the late afternoon.

Sydney Enclosed Waters

Sydney Harbour, Pittwater and Botany Bay
Wind
South to southwesterly 15 to 25 knots tending south to southeasterly 15 to 20 knots in the middle of the day then becoming variable below 10 knots in the late afternoon. Winds may reach up to 30 knots at times.
Seas
Below 0.5 metres.
Weather
Partly cloudy.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Brisbane Water - Rileys Island Temperature Statistics View More

September Temperature

Mangrove Mountain (25km)

  • Lowest 11 September, 2026

    4.4 °C

  • Average September

    15.1 °C

  • Highest 5 September, 2026

    30.7 °C

Climate (2021–2026)

Mangrove Mountain (25km)

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  • Average Low 2021–2026

    11.3 °C

  • Average 2021–2026

    16.2 °C

  • Average High 2021–2026

    23 °C
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