Port Lincoln Weather Forecast
- 8
- 18
Showers. Becoming windy
- 8
- 16
Possible shower
- 10
- 18
Shower or two
- 9
- 17
Partly cloudy
- 8
- 17
Partly cloudy
- 7
- 19
Partly cloudy
- 7
- 21
Mostly sunny
Today 19 Sep Port Lincoln
Partly cloudy. High chance of showers, most likely during this afternoon and evening. Winds northwesterly 15 to 20 km/h tending westerly 30 to 45 km/h in the morning then tending southwesterly 25 to 35 km/h in the late afternoon.
Spencer Gulf Coastal Waters
- Wind
- West to northwesterly 15 to 20 knots tending west to southwesterly 20 to 25 knots in the late morning and early afternoon. Winds reaching up to 30 knots south of Cowell to Wallaroo during the afternoon and evening.
- Seas
- 1 to 1.5 metres, increasing to 1.5 to 2.5 metres during the afternoon.
- 1st Swell
- South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Port Neill to Port Victoria later in the evening.
- Weather
- Becoming cloudy. 50% chance of showers.
- Weather Situation
- A cold front will move over SA coasts during Friday afternoon and evening then a southwesterly airstream will follow the front and will persist over the weekend. A high pressure system centred west of Perth will extend a ridge across the north of SA over the weekend then the high will become centred over the Bight early next week and the ridge will move over southern SA.
Port Lincoln Temperature Statistics View More
September Temperature
Port Lincoln Airport (13km)
Lowest 2 September, 2025
4 °CAverage September
12.9 °CHighest 6 September, 2025
27.5 °C
Climate (2020–Present)
Port Lincoln Airport (13km)
Average Low 2020–2025
11.4 °CAverage 2020–2025
15.8 °CAverage High 2020–2025
21.3 °C