Cascades Bay Weather Forecast

    • 11
    • 16

    Partly cloudy

    • 12
    • 16

    Cloudy

    • 10
    • 16

    Cloudy

    • 11
    • 16

    Cloudy

    • 11
    • 18

    Partly cloudy

    • 12
    • 18

    Sunny

    • 13
    • 19

    Mostly sunny

Today 9 May South East

Partly cloudy. Medium chance of showers in the south, most likely in the morning and afternoon. Near zero chance of rain elsewhere. Winds westerly 25 to 35 km/h. Overnight temperatures falling to between 6 and 10 with daytime temperatures reaching between 11 and 18.

Frederick Henry Bay and Norfolk Bay Boating

Wind
Northwest to southwesterly 15 to 20 knots tending southwesterly in the early afternoon.
Seas
Below 1 metre, increasing to 1 to 1.5 metres during the afternoon.
Weather
Partly cloudy.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cascades Bay Temperature Statistics View More

May Temperature

Tasman Island (25km)

  • Lowest 8 May, 2026

    4.7 °C

  • Average May

    13.5 °C

  • Highest 1 May, 2026

    21.4 °C

Climate (2021–Present)

Tasman Island (25km)

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  • Average Low 2021–2026

    9.3 °C

  • Average 2021–2026

    11.5 °C

  • Average High 2021–2026

    14.5 °C
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