Port Arthur Weather Forecast

    • 13
    • 19

    Shower

    • 11
    • 18

    Shower

    • 11
    • 19

    Cloudy

    • 12
    • 20

    Cloudy

    • 11
    • 22

    Partly cloudy

    • 12
    • 22

    Sunny

    • 12
    • 22

    Partly cloudy

Today 10 Apr Yorke Peninsula

Cloudy. High chance of showers, most likely in the late afternoon and evening. Winds westerly 30 to 45 km/h turning southwesterly 25 to 35 km/h in the evening. Overnight temperatures falling to around 13 with daytime temperatures reaching around 20.

Gulf St Vincent Coastal Waters

Wind
Westerly 20 to 25 knots, reaching up to 30 knots south of Port Vincent to Brighton during the day. Winds turning southwesterly in the evening.
Seas
1.5 to 2.5 metres.
1st Swell
South to southwesterly below 1 metre.
Weather
Cloudy. 80% chance of showers.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Port Arthur Temperature Statistics View More

April Temperature

Kadina Airport (41km)

  • Lowest 2 April, 2026

    10.2 °C

  • Average April

    18.8 °C

  • Highest 4 April, 2026

    28.7 °C

Climate (2021–Present)

Kadina Airport (41km)

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  • Average Low 2021–2026

    10.1 °C

  • Average 2021–2026

    16.4 °C

  • Average High 2021–2026

    23.4 °C
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