Port Arthur Jetty Weather Forecast

    • 15
    • 30

    Showers

    • 12
    • 21

    Showers

    • 10
    • 16

    Rain

    • 8
    • 15

    Shower or two

    • 7
    • 17

    Cloudy

    • 11
    • 18

    Shower or two

    • 10
    • 18

    Shower or two

Today 23 Oct South East

Cloudy. Very high chance of showers. The chance of a thunderstorm early this evening. Winds west to northwesterly 25 to 35 km/h decreasing to 15 to 25 km/h in the late evening.

South East Coastal Waters

Tasman Island to South East Cape
Wind
West to southwesterly 15 to 25 knots, reaching up to 30 knots offshore during the afternoon and evening.
Seas
1 to 1.5 metres, increasing to 1 to 2 metres offshore.
1st Swell
West to southwesterly 2 to 3 metres inshore, increasing to 3 to 4 metres offshore.
Weather
Cloudy. 90% chance of showers. The chance of a thunderstorm near Tasman Island early this evening.
Weather Situation
A trough over the state is forecast to linger into Saturday before a cold front slowly crosses later Saturday evening into Sunday. Another cold front forecast to cross during Monday is expected to shift the flow southwesterly into the new week. A ridge develops over Western Victoria on Tuesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Port Arthur Jetty Temperature Statistics View More

October Temperature

Tasman Island (16 km)

  • Lowest 13 October, 2026

    4 °C

  • Average October

    11.7 °C

  • Highest 20 October, 2026

    22 °C

Climate (2021–2026)

Tasman Island (16 km)

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  • Average Low 2021–2026

    9.4 °C

  • Average 2021–2026

    11.6 °C

  • Average High 2021–2026

    14.7 °C
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