Southport Beach Weather Forecast

    • 15
    • 21

    Partly cloudy

    • 13
    • 24

    Cloud clearing

    • 15
    • 29

    Mostly sunny

    • 20
    • 26

    Shower or two

    • 15
    • 21

    Showers

    • 11
    • 18

    Showers

    • 11
    • 18

    Shower or two

Today 20 Oct Adelaide

Partly cloudy. Slight chance of a shower. Winds west to southwesterly 15 to 20 km/h tending southeast to southwesterly in the evening then becoming light in the late evening.

Adelaide Metropolitan Waters

Wind
West to southwesterly below 10 knots tending south to southwesterly 10 to 15 knots in the late afternoon then tending south to southeasterly in the evening.
Seas
Below 1 metre.
1st Swell
West to southwesterly below 0.5 metres.
Weather
Partly cloudy.
Weather Situation
A trough of low pressure over southeastern South Australia lingers in the east, before weakening from Thursday. A slow moving high pressure system in the Tasman Sea re-establishes a ridge across southern parts from Wednesday. Another series of troughs move into western parts on Thursday and broadly across SA on Friday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Southport Beach Temperature Statistics View More

October Temperature

Noarlunga (3 km)

  • Lowest 14 October, 2026

    7.6 °C

  • Average October

    16.9 °C

  • Highest 18 October, 2026

    30.8 °C

Climate (2021–2026)

Noarlunga (3 km)

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  • Average Low 2021–2026

    12.8 °C

  • Average 2021–2026

    16.8 °C

  • Average High 2021–2026

    21.9 °C
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