Port Arthur Jetty Weather Forecast

    • 11
    • 21

    Mostly clear

    • 11
    • 23

    Showers increasing

    • 11
    • 17

    Shower or two

    • 9
    • 19

    Partly cloudy

    • 12
    • 20

    Possible shower

    • 11
    • 20

    Showers increasing

    • 10
    • 18

    Possible shower

Today 30 Oct South East

Mostly clear. Winds southeast to southwesterly 15 to 25 km/h tending northwest to northeasterly 15 to 20 km/h in the late evening.

South East Coastal Waters

Tasman Island to South East Cape
Wind
Northwest to southwesterly 10 to 15 knots, reaching up to 20 knots inshore in the late afternoon. Winds tending southeast to southwesterly in the evening.
Seas
Around 1 metre.
1st Swell
Southwesterly 2 to 3 metres inshore, increasing to 3 to 4 metres offshore.
Weather
Partly cloudy.
Weather Situation
A high pressure system moves over the Tasman Sea today, directing a northerly flow over Tasmania. A cold front is expected to cross the state on Saturday afternoon before clearing to the east on Sunday, followed by a weak ridge of high pressure forecast to linger into Monday. A broad area of low pressure is forecast to develop over Victoria during Monday, possibly moving near Tasmania during Tuesday.
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  • 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

    11.8 °C

  • Highest 23 October, 2026

    28.3 °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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