Brisbane Water - Koolewong North Boat Ramp Weather Forecast

    • 6
    • 23

    Sunny

    • 11
    • 28

    Sunny

    • 11
    • 29

    Sunny

    • 15
    • 28

    Becoming cloudy

    • 13
    • 19

    Shower or two

    • 13
    • 22

    Possible shower

    • 12
    • 25

    Partly cloudy

Today 18 Sep Central Coast

The chance of fog in the early morning. Sunny day. Light winds becoming northeasterly 15 to 20 km/h in the late afternoon then becoming light in the evening.

Sydney Enclosed Waters

Sydney Harbour, Pittwater and Botany Bay
Wind
West to northwesterly below 10 knots tending east to northeasterly 10 to 15 knots in the middle of the day then becoming variable about 10 knots in the late afternoon.
Seas
Below 0.5 metres.
Weather
Sunny.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Brisbane Water - Koolewong North Boat Ramp Temperature Statistics View More

September Temperature

Mangrove Mountain (21km)

  • Lowest 11 September, 2026

    4.4 °C

  • Average September

    14.8 °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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