Southport Lagoon Weather Forecast

    • 6
    • 15

    Showers

    • 3
    • 8

    Shower or two

    • 3
    • 11

    Shower or two

    • 5
    • 11

    Showers

    • 5
    • 13

    Showers easing

    • 6
    • 14

    Possible shower

    • 5
    • 14

    Shower or two

Today 13 Jul South East

Cloudy. Very high chance of showers, most likely in the afternoon and evening. Snow falling above 700 metres. The chance of a thunderstorm in the far south this evening, with damaging winds possible. Possible small hail in the south later tonight. Winds north to northwesterly 25 to 40 km/h turning westerly in the evening. Daytime maximum temperatures between 11 and 16.

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  • Temperature Forecast Bureau of Meteorology

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Southport Lagoon Temperature Statistics View More

July Temperature

Cape Bruny (18km)

  • Lowest 4 July, 2025

    5.6 °C
  • Average July

    9 °C
  • Highest 7 July, 2025

    14.6 °C

Climate (2020–Present)

Cape Bruny (18km)

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  • Average Low 2020–2025

    9.6 °C
  • Average 2020–2025

    12.4 °C
  • Average High 2020–2025

    16.5 °C
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