Swimcart Lagoon Entrance Weather Forecast

    • 6
    • 17

    Partly cloudy

    • 12
    • 23

    Wind easing. Sunny

    • 8
    • 23

    Becoming windy. Sunny

    • 9
    • 16

    Partly cloudy

    • 5
    • 16

    Partly cloudy

    • 5
    • 19

    Cloudy

    • 8
    • 18

    Shower or two

Today 18 Sep St Helens

Partly cloudy. Slight chance of a shower at night. Winds westerly 20 to 30 km/h tending northwesterly 25 to 40 km/h in the middle of the day.

East of Flinders Island Coastal Waters

North Flinders Island to St Helens Point
Wind
Westerly 25 to 35 knots.
Seas
2 to 3 metres, increasing to 2 to 4 metres offshore.
1st Swell
Southerly 1 to 2 metres, decreasing to 1 to 1.5 metres during the morning.
Weather
Partly cloudy.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Swimcart Lagoon Entrance Temperature Statistics View More

September Temperature

St Helens Aerodrome (12km)

  • Lowest 17 September, 2026

    2.2 °C

  • Average September

    11.7 °C

  • Highest 10 September, 2026

    22.2 °C

Climate (2021–2026)

St Helens Aerodrome (12km)

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  • Average Low 2021–2026

    9.4 °C

  • Average 2021–2026

    13.4 °C

  • Average High 2021–2026

    18.3 °C
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