Olive Island Weather Forecast
- 16
- 17
Partly cloudy
- 15
- 16
Sunny
- 15
- 16
Windy
- 12
- 16
Partly cloudy
- 11
- 16
Sunny
- 14
- 20
Sunny
- 18
- 20
Sunny
Today 13 Sep West Coast
Mostly sunny. Medium chance of showers east of Ceduna early this morning. Near zero chance of rain elsewhere. The chance of a thunderstorm this morning. Winds north to northwesterly 15 to 25 km/h turning west to southwesterly 20 to 30 km/h before dawn then becoming light in the evening. Daytime maximum temperatures in the low to mid 20s.
Upper West Coastal Waters
Fowlers Bay to Elliston- Wind
- Westerly 15 to 20 knots turning southwesterly 10 to 15 knots in the early afternoon.
- Seas
- 1 to 1.5 metres, decreasing below 1 metre by early evening.
- 1st Swell
- Southwesterly 1.5 to 2 metres, decreasing to 1.5 metres during the morning, then increasing to 1.5 to 2 metres around midday.
- Weather
- Partly cloudy. The chance of a thunderstorm early this morning.
- Weather Situation
- A trough will move across SA today ahead of a high pressure ridge that will build in the wake. A cold front will then slip across southern coasts late Monday and early Tuesday, before the high moves across waters to the south to be centred over Victoria by Thursday.
Olive Island Temperature Statistics View More
September Temperature
Streaky Bay (24km)
Lowest 10 September, 2026
4 °CAverage September
14.6 °CHighest 1 September, 2026
25.5 °C
Climate (2021–2026)
Streaky Bay (24km)
Average Low 2021–2026
11.8 °CAverage 2021–2026
16.5 °CAverage High 2021–2026
23.6 °C