Duffield Island Weather Forecast
- 15
- 21
Clear
- 17
- 21
Shower
- 16
- 16
Shower
- 16
- 19
Storm
- 15
- 15
Shower
- 14
- 15
Cloudy
- 15
- 17
Shower
Today 18 Oct Lower Eyre Peninsula
Clear. Winds northerly 20 to 30 km/h.
Spencer Gulf Coastal Waters
- Wind
- Northeasterly 10 to 15 knots, reaching up to 20 knots south of Cowell to Wallaroo during the afternoon and evening. Winds turning northerly in the late evening.
- Seas
- Below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo by early evening.
- 1st Swell
- South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.
- Weather
- Clear.
- Weather Situation
- A weakening ridge over the eastern waters will be cleared by a trough pushing in from the west early Sunday. This trough and an embedded low will move inland with another low pressure system moving into the Bight by Tuesday. A series of troughs and a cold front will move over coastal waters with the passing of this low through the mid week before a ridge extends over waters late by Wednesday.
Duffield Island Temperature Statistics View More
October Temperature
Port Lincoln Airport (40km)
Lowest 15 October, 2025
4.8 °CAverage October
15 °CHighest 4 October, 2025
34 °C
Climate (2020–Present)
Port Lincoln Airport (40km)
Average Low 2020–2025
11.4 °CAverage 2020–2025
15.8 °CAverage High 2020–2025
21.3 °C