Light Beach Weather Forecast

    • 11
    • 21

    Shower

    • 10
    • 23

    Partly cloudy

    • 11
    • 30

    Partly cloudy

    • 19
    • 34

    Partly cloudy

    • 14
    • 24

    Shower

    • 14
    • 24

    Shower

    • 10
    • 18

    Shower

Today 26 Sep Mid North

Partly cloudy. Slight chance of a shower in the south, most likely in the afternoon and evening. Near zero chance of rain elsewhere. The chance of a thunderstorm in the north in the afternoon and evening. Winds south to southeasterly 20 to 30 km/h tending east to southeasterly in the evening. Daytime maximum temperatures 21 to 26.

Gulf St Vincent Coastal Waters

Wind
Southeasterly 15 to 25 knots, reaching up to 30 knots south of Port Vincent to Brighton in the late evening.
Seas
1 to 1.5 metres, increasing to 1 to 2 metres during the afternoon.
1st Swell
West to southwesterly below 0.5 metres.
Weather
Cloudy. 70% chance of showers.
Weather Situation
A trough over central Australia will weaken and contract into WA as a ridge of high pressure extends across southern SA on Sunday. The high pressure system is expected to drift into the Tasman Sea by Tuesday as the trough in WA begins to re-extend over western SA on Tuesday, pushing into the state on Wednesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Light Beach Temperature Statistics View More

September Temperature

Roseworthy (30km)

  • Lowest 8 September, 2026

    -0.2 °C

  • Average September

    12.6 °C

  • Highest 19 September, 2026

    27.9 °C

Climate (2021–2026)

Roseworthy (30km)

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  • Average Low 2021–2026

    9.9 °C

  • Average 2021–2026

    16.3 °C

  • Average High 2021–2026

    23.7 °C
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