Grindal Island Weather Forecast
- 10
- 18
Shower
- 11
- 19
Shower
- 11
- 19
Shower
- 11
- 19
Shower
- 11
- 20
Shower
- 12
- 19
Shower
- 11
- 19
Shower
Today 25 May Lower Eyre Peninsula
Partly cloudy. High chance of showers. The chance of a thunderstorm in the morning and afternoon. Winds northwest to southwesterly 25 to 35 km/h tending south to southwesterly 20 to 30 km/h before dawn. Overnight temperatures falling to between 8 and 11 with daytime temperatures reaching around 18.
Spencer Gulf Coastal Waters
- Wind
- North to northwesterly 15 to 20 knots, reaching up to 30 knots south of Cowell to Wallaroo early in the morning. Winds tending northwest to southwesterly in the morning.
- Seas
- 1.5 to 2.5 metres, decreasing to 1 to 1.5 metres during the afternoon.
- 1st Swell
- South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.
- Weather
- Partly cloudy. 90% chance of showers. The chance of a thunderstorm south of Cowell to Wallaroo in the morning and afternoon.
Grindal Island Temperature Statistics View More
May Temperature
Port Lincoln Airport (37km)
Lowest 18 May, 2026
8.6 °CAverage May
15.4 °CHighest 1 May, 2026
30.6 °C
Climate (2021–Present)
Port Lincoln Airport (37km)
Average Low 2021–2026
11.5 °CAverage 2021–2026
15.8 °CAverage High 2021–2026
21.3 °C