Round Top Island Weather Forecast

    • 18
    • 27

    Mostly sunny

    • 17
    • 28

    Mostly sunny

    • 17
    • 27

    Sunny

    • 13
    • 24

    Sunny

    • 14
    • 25

    Sunny

    • 13
    • 26

    Sunny

    • 14
    • 25

    Mostly sunny

Today 18 May Mackay

Slight chance of a shower in the early morning. Mostly sunny day. Light winds.

Mackay Costal Waters

Bowen to St Lawrence
Wind
Southeasterly 10 to 15 knots decreasing to about 10 knots before dawn.
Seas
Below 1 metre.
1st Swell
Easterly around 1 metre offshore, increasing to 1 to 1.5 metres during the afternoon.
Weather
Mostly sunny.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Round Top Island Temperature Statistics View More

May Temperature

Mackay (Mount Basset) (8km)

  • Lowest 9 May, 2026

    13.5 °C

  • Average May

    22 °C

  • Highest 7 May, 2026

    26.9 °C

Climate (2021–Present)

Mackay (Mount Basset) (8km)

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  • Average Low 2021–2026

    20.1 °C

  • Average 2021–2026

    23.5 °C

  • Average High 2021–2026

    27.5 °C
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