Jetty Rock Weather Forecast
- 9
- 20
Sunny
- 11
- 24
Shower
- 11
- 16
Shower
- 8
- 20
Partly cloudy
- 15
- 23
Shower
- 12
- 18
Shower
- 10
- 14
Shower
Today 15 Oct Lower South East
Sunny. Winds northerly 15 to 20 km/h becoming light in the middle of the day then becoming northeasterly 15 to 20 km/h in the late evening. Daytime maximum temperatures in the low to mid 20s.
Lower South East Coastal Waters
Cape Jaffa to SA-Vic Border- Wind
- Variable below 10 knots becoming northeasterly 10 to 15 knots in the late evening.
- Seas
- Below 1 metre.
- 1st Swell
- Southwesterly 4 metres.
- Weather
- Clear.
- Weather Situation
- A cold front will move over the far west later Wednesday then over the remaining SA coastal waters during Thursday. The next high pressure system will become established over the Bight on Friday morning then will move eastwards during Friday and early Saturday to be centred over the Tasman Sea by late Saturday. Another cold front will move over SA coasts on Sunday. A high pressure system will move over waters south of the Bight early to mid next week.
Jetty Rock Temperature Statistics View More
October Temperature
Mount Gambier Airport (35km)
Lowest 13 October, 2025
4.3 °CAverage October
12.3 °CHighest 4 October, 2025
24.1 °C
Climate (2020–Present)
Mount Gambier Airport (35km)
Average Low 2020–2025
8.8 °CAverage 2020–2025
13.7 °CAverage High 2020–2025
20 °C