Baynham Island Weather Forecast

    • 21
    • 21

    Mostly sunny

    • 21
    • 21

    Partly cloudy

    • 21
    • 21

    Sunny

    • 21
    • 22

    Partly cloudy

    • 22
    • 22

    Partly cloudy

    • 22
    • 22

    Sunny

    • 21
    • 22

    Partly cloudy

Today 20 Aug Central Coast and Whitsundays

Mostly sunny. Winds east to southeasterly 20 to 30 km/h decreasing to 15 to 20 km/h in the evening. Daytime maximum temperatures 22 to 27.

Mackay Costal Waters

Bowen to St Lawrence
Wind
Southeasterly 15 to 20 knots, reaching up to 25 knots offshore north of Hamilton Island in the late morning.
Seas
1 to 1.5 metres, increasing to 1.5 to 2 metres offshore north of Hamilton Island.
1st Swell
Easterly 1 to 1.5 metres offshore, decreasing to around 1 metre later in the evening.
Weather
Mostly sunny.
Weather Situation
A firm but slowly weakening ridge persists over northern Queensland waters from a high [1035 hPa] drifting east over the Tasman Sea.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Baynham Island Temperature Statistics View More

August Temperature

Hamilton Island Airport (17km)

  • Lowest 17 August, 2026

    17.1 °C

  • Average August

    20.1 °C

  • Highest 12 August, 2026

    25.4 °C

Climate (2021–2026)

Hamilton Island Airport (17km)

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  • Average Low 2021–2026

    22.4 °C

  • Average 2021–2026

    24.3 °C

  • Average High 2021–2026

    26.5 °C
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