Captains Beach Weather Forecast

    • 9
    • 18

    Cloud clearing

    • 7
    • 23

    Sunny

    • 14
    • 29

    Sunny

    • 13
    • 30

    Sunny

    • 16
    • 23

    Shower or two

    • 12
    • 19

    Possible shower

    • 12
    • 21

    Possible shower

Today 17 Sep Illawarra

Mostly sunny. Areas of frost about higher ground in the early morning. Winds southwesterly 15 to 25 km/h tending southerly 15 to 20 km/h in the morning then becoming light in the middle of the day. Overnight temperatures falling to between 1 and 9 with daytime temperatures reaching between 16 and 20.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Southerly 15 to 25 knots, reaching up to 30 knots early in the morning. Winds becoming variable about 10 knots in the late afternoon.
Seas
2 to 3 metres, decreasing to 1 to 1.5 metres around midday, then decreasing below 1 metre by early evening.
1st Swell
Southerly 2 to 3 metres, decreasing to 2 metres later in the evening.
Weather
Partly cloudy.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Captains Beach Temperature Statistics View More

September Temperature

Point Perpendicular (9km)

  • Lowest 16 September, 2026

    10.1 °C

  • Average September

    16.3 °C

  • Highest 5 September, 2026

    26.4 °C

Climate (2021–2026)

Point Perpendicular (9km)

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  • Average Low 2021–2026

    14.8 °C

  • Average 2021–2026

    17.5 °C

  • Average High 2021–2026

    20.9 °C
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