Brown Beach Weather Forecast

    • 14
    • 21

    Cloudy

    • 11
    • 19

    Showers

    • 10
    • 15

    Rain

    • 10
    • 16

    Showers

    • 9
    • 16

    Partly cloudy

    • 5
    • 18

    Possible late shower

    • 9
    • 15

    Shower or two clearing

Today 30 Sep Mount Gambier

Cloudy. Slight chance of a shower. The chance of a thunderstorm. Light winds.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
West to northwesterly below 10 knots.
Seas
Below 0.5 metres.
1st Swell
Southwesterly 2.5 metres.
Weather
Cloudy. The chance of a thunderstorm.
Weather Situation
A series of slow moving troughs will move across the state today and Thursday as a couple of cold fronts move across waters to the south. A high pressure system will become established south of the Bight during Friday and persist there on Saturday. A trough will extend from WA over the far west of SA over the weekend.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Brown Beach Temperature Statistics View More

September Temperature

Mount Gambier Airport (33km)

  • Lowest 22 September, 2026

    -0.3 °C

  • Average September

    11.9 °C

  • Highest 19 September, 2026

    25.8 °C

Climate (2021–2026)

Mount Gambier Airport (33km)

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  • Average Low 2021–2026

    8.9 °C

  • Average 2021–2026

    13.7 °C

  • Average High 2021–2026

    20.1 °C
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