Grasstree Beach Weather Forecast

    • 18
    • 27

    Partly cloudy

    • 17
    • 29

    Partly cloudy

    • 18
    • 27

    Sunny

    • 14
    • 24

    Sunny

    • 14
    • 25

    Sunny

    • 13
    • 26

    Sunny

    • 14
    • 26

    Partly cloudy

Today 18 May Central Coast and Whitsundays

The chance of morning fog. Mostly sunny afternoon. Light winds. Overnight temperatures falling to between 14 and 18 with daytime temperatures reaching 25 to 30.

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

Grasstree Beach Temperature Statistics View More

May Temperature

Mackay Airport (25km)

  • Lowest 9 May, 2026

    9.5 °C

  • Average May

    21.7 °C

  • Highest 3 May, 2026

    28.4 °C

Climate (2021–Present)

Mackay Airport (25km)

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  • Average Low 2021–2026

    18.7 °C

  • Average 2021–2026

    23 °C

  • Average High 2021–2026

    27.9 °C
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