Marion Bay Weather Forecast
- 11
- 17
Shower or two
- 11
- 17
Showers. Windy
- 10
- 15
Showers. Windy
- 10
- 16
Shower or two. Wind easing
- 10
- 15
Cloudy
- 9
- 15
Cloudy
- 9
- 14
Partly cloudy
Today 30 Jun Yorke Peninsula
Partly cloudy. Slight chance of a shower, most likely at night. Winds northwesterly 20 to 30 km/h turning northerly in the middle of the day. Daytime maximum temperatures around 16.
Investigator Strait Coastal Waters
- Wind
- Northwesterly 15 to 20 knots turning northerly in the early afternoon.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres during the afternoon.
- 1st Swell
- West to southwesterly 1 to 1.5 metres.
- Weather
- Partly cloudy. 50% chance of showers.
- Weather Situation
- A low pressure trough over central districts will move southeastwards and slip south of SA early today. A series of low pressure systems passing through the Bight during the week will extend cold fronts that will cross over SA through to the end of the week.
Marion Bay Temperature Statistics View More
June Temperature
Stenhouse Bay (6km)
Lowest 22 June, 2026
6.8 °CAverage June
13.5 °CHighest 12 June, 2026
20.9 °C
Climate (2021–2026)
Stenhouse Bay (6km)
Average Low 2021–2026
13.1 °CAverage 2021–2026
16.1 °CAverage High 2021–2026
20.5 °C