Port Arthur Jetty Weather Forecast

    • 11
    • 19

    Sunny

    • 13
    • 19

    Mostly sunny

    • 13
    • 19

    Shower or two

    • 12
    • 17

    Shower or two

    • 11
    • 17

    Shower or two

    • 10
    • 16

    Shower or two

    • 10
    • 17

    Possible shower

Today 15 May South East

The chance of morning fog. Sunny afternoon. Winds northwest to northeasterly 15 to 25 km/h. Overnight temperatures falling to between 4 and 10 with daytime temperatures reaching between 16 and 21.

South East Coastal Waters

Tasman Island to South East Cape
Wind
Northerly 15 to 20 knots, reaching up to 25 knots offshore in the late evening.
Seas
1 to 1.5 metres, increasing to 1.5 to 2 metres by early evening.
1st Swell
Southwesterly 1.5 to 2 metres, increasing to 2 to 3 metres during the morning, then tending west to southwesterly 2 to 3 metres around midday.
Weather
Sunny.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Port Arthur Jetty Temperature Statistics View More

May Temperature

Tasman Island (16km)

  • Lowest 8 May, 2026

    4.7 °C

  • Average May

    12.9 °C

  • Highest 1 May, 2026

    21.4 °C

Climate (2021–Present)

Tasman Island (16km)

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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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