Walter Island Weather Forecast

    • 21
    • 21

    Sunny

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    • 21

    Sunny

    • 21
    • 21

    Sunny

    • 21
    • 22

    Partly cloudy

    • 21
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    Sunny

    • 22
    • 22

    Partly cloudy

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    Partly cloudy

Today 20 Aug Capricornia

Partly cloudy. The chance of fog in the southwest in the early morning. Slight chance of a shower in the late morning and afternoon. Winds southeasterly 15 to 20 km/h tending easterly 15 to 25 km/h in the middle of the day then becoming light in the evening. Overnight temperatures falling to between 6 and 13 with daytime temperatures reaching the low to mid 20s.

Mackay Costal Waters

Bowen to St Lawrence
Wind
Southeasterly 15 to 25 knots, reaching up to 30 knots offshore north of Hamilton Island early in the morning.
Seas
1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning.
1st Swell
Easterly 1 to 1.5 metres offshore, decreasing to around 1 metre later in the evening.
Weather
Mostly sunny.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Walter Island Temperature Statistics View More

August Temperature

Middle Percy Island (7km)

  • Lowest 13 August, 2026

    15.1 °C

  • Average August

    18.8 °C

  • Highest 10 August, 2026

    23.5 °C

Climate (2021–2026)

Middle Percy Island (7km)

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  • Average Low 2021–2026

    20.7 °C

  • Average 2021–2026

    22.6 °C

  • Average High 2021–2026

    25.5 °C
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