Port Arthur Weather Forecast

    • 11
    • 21

    Cloudy

    • 10
    • 22

    Partly cloudy

    • 10
    • 24

    Sunny

    • 12
    • 24

    Partly cloudy

    • 13
    • 22

    Partly cloudy

    • 10
    • 25

    Sunny

    • 13
    • 25

    Partly cloudy

Today 13 Apr Yorke Peninsula

Partly cloudy. Light winds becoming southwesterly 15 to 20 km/h in the middle of the day then becoming light in the late afternoon. Overnight temperatures falling to between 9 and 12 with daytime temperatures reaching the low 20s.

Gulf St Vincent Coastal Waters

Wind
South to southwesterly about 10 knots.
Seas
Below 1 metre.
1st Swell
Southeast to southwesterly below 0.5 metres.
Weather
Partly cloudy.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Port Arthur Temperature Statistics View More

April Temperature

Kadina Airport (41km)

  • Lowest 11 April, 2026

    9.2 °C
  • Average April

    18 °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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