Brisbane Water - Koolewong South Boat Ramp Weather Forecast

    • 8
    • 21

    Partly cloudy

    • 9
    • 18

    Shower or two

    • 9
    • 19

    Partly cloudy

    • 9
    • 21

    Partly cloudy

    • 9
    • 24

    Mostly sunny

    • 10
    • 27

    Mostly sunny

    • 13
    • 27

    Shower or two

Today 9 Sep Central Coast

Mostly sunny morning. Slight chance of a shower in the afternoon. Light winds becoming southwesterly 15 to 20 km/h in the morning then tending southerly 25 to 40 km/h in the middle of the day.

Sydney Enclosed Waters

Sydney Harbour, Pittwater and Botany Bay
Wind
Northwesterly about 10 knots tending south to southwesterly 15 to 25 knots in the morning then becoming southerly 20 to 30 knots in the middle of the day.
Seas
Below 0.5 metres.
Weather
Partly cloudy.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Brisbane Water - Koolewong South Boat Ramp Temperature Statistics View More

September Temperature

Mangrove Mountain (21km)

  • Lowest 4 September, 2026

    5.9 °C

  • Average September

    16.3 °C

  • Highest 5 September, 2026

    30.7 °C

Climate (2021–2026)

Mangrove Mountain (21km)

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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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