Marum Island Weather Forecast
- 18
- 21
Shower
- 16
- 18
Shower
- 16
- 17
Shower
- 16
- 17
Cloudy
- 17
- 18
Cloudy
- 17
- 19
Partly cloudy
- 18
- 19
Partly cloudy
Today 9 Apr Lower Eyre Peninsula
Partly cloudy. Medium chance of showers, most likely in the late afternoon and evening. The chance of a thunderstorm in the morning. Winds northwesterly 15 to 25 km/h turning westerly 20 to 30 km/h before dawn then increasing to 25 to 40 km/h in the morning. Overnight temperatures falling to around 15 with daytime temperatures reaching the low to mid 20s.
Spencer Gulf Coastal Waters
- Wind
- Westerly 15 to 20 knots, reaching up to 25 knots south of Cowell to Wallaroo during the afternoon and evening.
- Seas
- 1 to 1.5 metres, increasing to 1 to 2 metres by early evening.
- 1st Swell
- South to southwesterly around 1 metre, increasing to 1 to 1.5 metres south of Port Neill to Port Victoria.
- Weather
- Partly cloudy. 80% chance of showers. The chance of a thunderstorm in the morning and afternoon.
Marum Island Temperature Statistics View More
April Temperature
Port Lincoln Airport (35km)
Lowest 2 April, 2026
10.8 °CAverage April
17.7 °CHighest 6 April, 2026
25.8 °C
Climate (2021–Present)
Port Lincoln Airport (35km)
Average Low 2021–2026
11.4 °CAverage 2021–2026
15.8 °CAverage High 2021–2026
21.3 °C