Waterfall Bay (Port Arthur) Weather Forecast

    • 11
    • 20

    Partly cloudy

    • 10
    • 17

    Showers

    • 7
    • 13

    Showers increasing

    • 7
    • 14

    Shower or two

    • 8
    • 15

    Cloudy

    • 9
    • 17

    Partly cloudy

    • 10
    • 18

    Partly cloudy

Today 11 Oct South East

Cloudy. High chance of showers in the far south, medium chance elsewhere. Winds northwesterly 25 to 40 km/h. Overnight temperatures falling to between 6 and 11 with daytime temperatures reaching between 15 and 21.

South East Coastal Waters

Tasman Island to South East Cape
Wind
West to northwesterly 15 to 25 knots turning northerly in the late morning. Winds reaching up to 30 knots early in the morning and again in the late evening.
Seas
2 to 3 metres, decreasing to 1 to 1.5 metres during the morning.
1st Swell
West to southwesterly 3 to 5 metres.
Weather
Partly cloudy. 60% chance of showers.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Waterfall Bay (Port Arthur) Temperature Statistics View More

October Temperature

Tasman Island (15 km)

  • Lowest 7 October, 2026

    5.2 °C

  • Average October

    11 °C

  • Highest 1 October, 2026

    17.5 °C

Climate (2021–2026)

Tasman Island (15 km)

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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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