Cascades Bay - Shelly Beach Weather Forecast

    • 10
    • 15

    Showers increasing

    • 8
    • 13

    Showers easing

    • 5
    • 15

    Mostly sunny

    • 9
    • 14

    Shower or two

    • 7
    • 15

    Partly cloudy

    • 9
    • 15

    Partly cloudy

    • 8
    • 16

    Mostly sunny

Today 25 Aug South East

Cloudy. Very high chance of showers, most likely in the afternoon and evening. Winds northwest to northeasterly 15 to 20 km/h becoming light before dawn then becoming west to northwesterly 15 to 20 km/h in the late evening. Overnight temperatures falling to between 5 and 9 with daytime temperatures reaching between 10 and 15.

Frederick Henry Bay and Norfolk Bay Boating

Wind
Variable below 10 knots.
Seas
Below 0.5 metres.
Weather
Cloudy. 95% chance of showers.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cascades Bay - Shelly Beach Temperature Statistics View More

August Temperature

Tasman Island (24km)

  • Lowest 23 August, 2026

    6 °C

  • Average August

    10 °C

  • Highest 20 August, 2026

    17.1 °C

Climate (2021–2026)

Tasman Island (24km)

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  • Average Low 2021–2026

    9.4 °C

  • Average 2021–2026

    11.6 °C

  • Average High 2021–2026

    14.6 °C
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