Brown Beach Weather Forecast
- 12
- 16
Showers. Possible storm
- 9
- 16
Possible shower
- 9
- 17
Possible shower
- 7
- 18
Showers
- 12
- 17
Showers
- 8
- 12
Shower or two
- 8
- 13
Cloudy
Today 22 Oct Mount Gambier
Cloudy. Very high chance of showers, most likely during the morning and afternoon. The chance of a thunderstorm in the late morning and afternoon. Damaging winds possible. Winds north to northwesterly 30 to 45 km/h shifting southwesterly 35 to 50 km/h in the middle of the day then decreasing to 20 to 30 km/h in the evening.
Lower South East Coastal Waters
Cape Jaffa to SA-Vic Border- Wind
- Northwest to southwesterly 30 to 45 knots, reaching up to 50 knots during the morning and early afternoon. Winds becoming southwesterly 20 to 30 knots in the early afternoon then decreasing to 15 to 25 knots in the evening.
- Seas
- 2 to 2.5 metres, increasing to 3 to 5 metres during the morning, then decreasing below 3 metres by early evening.
- 1st Swell
- Southwesterly 2.5 metres, increasing to 2.5 to 4 metres during the morning.
- Weather
- Cloudy. 70% chance of showers. The chance of a thunderstorm in the late morning and afternoon.
- Weather Situation
- A low pressure system south of Kangaroo Island and an associated cold front will continue to move southeastwards over southeastern coastal waters early today, reaching the Tasman Sea later today. In the wake of this system, a high pressure system will move into the Bight on Thursday and into Bass Strait on Friday with another low pressure system moving into western coastal waters late Friday.
Brown Beach Temperature Statistics View More
October Temperature
Mount Gambier Airport (33km)
Lowest 13 October, 2025
4.3 °CAverage October
12.9 °CHighest 16 October, 2025
24.7 °C
Climate (2020–Present)
Mount Gambier Airport (33km)
Average Low 2020–2025
8.9 °CAverage 2020–2025
13.7 °CAverage High 2020–2025
20 °C