Grindal Island Weather Forecast
- 11
- 16
Windy
- 10
- 17
Cloudy
- 10
- 17
Cloudy
- 10
- 16
Cloudy
- 11
- 16
Cloudy
- 10
- 16
Partly cloudy
- 9
- 20
Partly cloudy
Today 5 Sep Lower Eyre Peninsula
Cloudy. Medium chance of showers, most likely in the morning. Winds west to northwesterly 25 to 35 km/h tending west to southwesterly 35 to 50 km/h during the morning and early afternoon. Overnight temperatures falling to around 11 with daytime temperatures reaching around 16.
Spencer Gulf Coastal Waters
- Wind
- West to northwesterly 20 to 25 knots, reaching up to 30 knots south of Cowell to Wallaroo during the morning and early afternoon. Winds tending west to southwesterly 15 to 25 knots during the morning and early afternoon.
- Seas
- 1 to 2 metres, increasing to 2 to 3 metres during the morning.
- 1st Swell
- South to southwesterly 1.5 to 2.5 metres, decreasing to 1 to 1.5 metres around midday, then increasing to 1 to 2 metres by early evening.
- Weather
- Cloudy. The chance of a thunderstorm north of Cowell to Wallaroo in the early morning.
Grindal Island Temperature Statistics View More
September Temperature
Port Lincoln Airport (37km)
Lowest 2 September, 2026
8.2 °CAverage September
13.8 °CHighest 1 September, 2026
20.9 °C
Climate (2021–2026)
Port Lincoln Airport (37km)
Average Low 2021–2026
11.5 °CAverage 2021–2026
15.8 °CAverage High 2021–2026
21.3 °C