Cascades Bay Weather Forecast

    • 9
    • 14

    Showers easing

    • 10
    • 13

    Showers

    • 5
    • 10

    Showers increasing

    • 4
    • 13

    Showers. Wind easing

    • 8
    • 13

    Showers easing

    • 8
    • 14

    Possible shower

    • 8
    • 14

    Shower or two

Today 21 Jul South East

Partly cloudy. Very high chance of showers. Winds northwesterly 15 to 20 km/h becoming light in the middle of the day then becoming north to northwesterly 20 to 30 km/h in the late afternoon. Overnight temperatures falling to between 5 and 9 with daytime temperatures reaching between 11 and 15.

Frederick Henry Bay and Norfolk Bay Boating

Wind
North to northwesterly about 10 knots.
Seas
Below 0.5 metres.
Weather
Partly cloudy. 80% chance of showers.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cascades Bay Temperature Statistics View More

July Temperature

Tasman Island (25km)

  • Lowest 4 July, 2026

    3.9 °C

  • Average July

    9.7 °C

  • Highest 19 July, 2026

    17 °C

Climate (2021–2026)

Tasman Island (25km)

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  • Average Low 2021–2026

    9.4 °C

  • Average 2021–2026

    11.5 °C

  • Average High 2021–2026

    14.6 °C
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