Port Lincoln Weather Forecast
- 9
- 16
Cloudy
- 9
- 15
Cloudy
- 8
- 17
Mostly sunny
- 9
- 23
Sunny
- 11
- 26
Sunny
- 12
- 21
Partly cloudy
- 9
- 18
Cloudy
Today 15 Sep Port Lincoln
Cloudy. Winds southerly 20 to 30 km/h tending southeasterly in the middle of the day.
Spencer Gulf Coastal Waters
- Wind
- Southerly 15 to 20 knots, reaching up to 25 knots north of Cowell to Wallaroo during the day. Winds turning southeasterly in the late afternoon.
- Seas
- 1 to 1.5 metres, increasing to 1 to 2 metres north of Cowell to Wallaroo during the morning.
- 1st Swell
- South to southwesterly 1 to 1.5 metres, increasing to 1 to 2 metres during the afternoon.
- Weather
- Cloudy.
- Weather Situation
- A high pressure ridge is over northern SA and a cold front will move over southern coastal districts early Tuesday. A high pressure system will then move across waters to the south during the week to be centred over Victoria later Thursday then over eastern NSW later Friday. A low pressure trough over the interior of WA may extend into far western parts of SA at times before weakening late Tuesday.
Port Lincoln Temperature Statistics View More
September Temperature
Port Lincoln Airport (13km)
Lowest 11 September, 2026
5.6 °CAverage September
13.8 °CHighest 4 September, 2026
25.1 °C
Climate (2021–2026)
Port Lincoln Airport (13km)
Average Low 2021–2026
11.5 °CAverage 2021–2026
15.8 °CAverage High 2021–2026
21.3 °C