Grassy Island Weather Forecast

    • 16
    • 25

    Partly cloudy

    • 18
    • 24

    Shower

    • 20
    • 25

    Shower

    • 19
    • 25

    Shower

    • 20
    • 25

    Shower

    • 20
    • 25

    Shower

    • 20
    • 26

    Shower

Today 24 Jun Central Coast and Whitsundays

Mostly sunny. Slight chance of a shower along the coastal fringe at night. Near zero chance of rain elsewhere. Winds south to southeasterly 15 to 20 km/h tending east to southeasterly 15 to 25 km/h during the morning and early afternoon. Overnight temperatures falling to between 7 and 13 with daytime temperatures reaching 21 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 early in the morning and again in the evening.
Seas
1 to 1.5 metres, increasing to 1.5 to 2 metres offshore north of Hamilton Island.
1st Swell
Easterly below 1 metre.
Weather
Partly cloudy.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Grassy Island Temperature Statistics View More

June Temperature

Proserpine Airport (39km)

  • Lowest 6 June, 2026

    3.9 °C

  • Average June

    19.2 °C

  • Highest 4 June, 2026

    29.6 °C

Climate (2021–2026)

Proserpine Airport (39km)

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  • Average Low 2021–2026

    18.1 °C

  • Average 2021–2026

    22.9 °C

  • Average High 2021–2026

    29.2 °C
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