Brown Beach Weather Forecast
- 10
- 14
Partly cloudy
- 8
- 14
Cloudy
- 6
- 16
Cloudy
- 4
- 21
Sunny
- 11
- 24
Sunny
- 13
- 21
Shower or two
- 10
- 15
Cloudy
Today 15 Sep Mount Gambier
Partly cloudy. Winds southwesterly 25 to 35 km/h tending southerly 20 to 30 km/h in the late afternoon then becoming light in the late evening.
Lower South East Coastal Waters
Cape Jaffa to SA-Vic Border- Wind
- Southwesterly 20 to 25 knots, reaching up to 30 knots south of Port MacDonnell in the late morning and early afternoon. Winds turning southerly 15 to 25 knots in the afternoon.
- Seas
- 1.5 to 2.5 metres.
- 1st Swell
- Southwesterly 4 metres.
- Weather
- Partly cloudy.
- Weather Situation
- A high pressure ridge is over northern SA and a cold front will move over southern coastal districts early Tuesday. A high pressure system will then move across waters to the south during the week to be centred over Victoria later Thursday then over eastern NSW later Friday. A low pressure trough over the interior of WA may extend into far western parts of SA at times before weakening late Tuesday.
Brown Beach Temperature Statistics View More
September Temperature
Mount Gambier Airport (33km)
Lowest 8 September, 2026
0.3 °CAverage September
11.6 °CHighest 12 September, 2026
21.8 °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