Brown Beach Weather Forecast
- 9
- 14
Cloudy
- 7
- 15
Cloud clearing
- 4
- 16
Mostly sunny
- 7
- 21
Sunny
- 12
- 22
Possible shower
- 12
- 20
Shower or two
- 9
- 14
Showers
Today 9 Sep Mount Gambier
Cloudy. Winds southerly 20 to 30 km/h becoming light in the evening.
Lower South East Coastal Waters
Cape Jaffa to SA-Vic Border- Wind
- Southerly 15 to 20 knots, reaching up to 25 knots north of Port MacDonnell in the late morning.
- Seas
- 1.5 to 2 metres, decreasing to 1 to 1.5 metres by early evening.
- 1st Swell
- Southwesterly 5 metres.
- Weather
- Cloudy.
- Weather Situation
- A high pressure system centred south of WA extends a ridge across the south of SA. The main high centre will move eastwards during the week to be centred to the east of SA on Friday. A trough over the interior of WA will remain stationary for most of the week and may extend into the far west of SA at times. Another low pressure trough will approach from the west on Saturday.
Brown Beach Temperature Statistics View More
September Temperature
Mount Gambier Airport (33km)
Lowest 8 September, 2026
0.3 °CAverage September
11 °CHighest 1 September, 2026
18.3 °C
Climate (2021–2026)
Mount Gambier Airport (33km)
Average Low 2021–2026
8.9 °CAverage 2021–2026
13.7 °CAverage High 2021–2026
20.1 °C