Cascades Bay Weather Forecast

    • 8
    • 15

    Partly cloudy

    • 9
    • 15

    Rain

    • 10
    • 15

    Shower or two

    • 8
    • 13

    Shower or two

    • 8
    • 15

    Shower or two

    • 8
    • 14

    Shower or two

    • 9
    • 16

    Partly cloudy

Today 4 Sep South East

Cloudy. High chance of showers in the far south, slight chance elsewhere. Snow falling above 1000 metres. Possible small hail in the far south in the early morning. Damaging winds possible. Winds west to northwesterly 35 to 50 km/h tending north to northwesterly 20 to 30 km/h during the day. Overnight temperatures falling to between 3 and 8 with daytime temperatures reaching between 10 and 15.

Frederick Henry Bay and Norfolk Bay Boating

Wind
West to northwesterly 20 to 25 knots becoming northwesterly 20 to 30 knots before dawn then decreasing to 15 to 25 knots in the early morning.
Seas
Around 1 metre.
Weather
Cloudy.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cascades Bay Temperature Statistics View More

September Temperature

Tasman Island (25km)

  • Lowest 2 September, 2026

    8.5 °C

  • Average September

    11.4 °C

  • Highest 1 September, 2026

    15.9 °C

Climate (2021–2026)

Tasman Island (25km)

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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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