Bowen Island Weather Forecast

    • 9
    • 23

    Shower or two

    • 11
    • 22

    Possible early shower

    • 9
    • 20

    Mostly sunny

    • 9
    • 20

    Partly cloudy

    • 9
    • 22

    Shower or two

    • 12
    • 20

    Showers

    • 11
    • 18

    Shower or two

Today 20 Aug Illawarra

Partly cloudy. The chance of fog in the early morning. Medium chance of showers. Light winds becoming northwest to northeasterly 15 to 20 km/h in the morning then becoming northwesterly 15 to 25 km/h in the middle of the day. Overnight temperatures falling to between 7 and 11 with daytime temperatures reaching between 18 and 23.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Northerly 15 to 20 knots.
Seas
1 to 1.5 metres.
1st Swell
Northeast to southeasterly below 1 metre.
Weather
Mostly sunny.
Weather Situation
A high pressure system over Tasman Sea is directing onshore east to northeasterly winds along the NSW coast. North to northeasterly winds will strengthen and extend north during today as a trough approaches from the west. Winds easing and shifting west to southwesterly from Friday as a series of cold fronts brush the south, before another high pressure system moves into the Tasman Sea later in the weekend.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Bowen Island Temperature Statistics View More

August Temperature

Point Perpendicular (4km)

  • Lowest 8 August, 2026

    7.7 °C

  • Average August

    13.5 °C

  • Highest 3 August, 2026

    21.1 °C

Climate (2021–2026)

Point Perpendicular (4km)

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  • Average Low 2021–2026

    14.8 °C

  • Average 2021–2026

    17.5 °C

  • Average High 2021–2026

    20.8 °C
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