Town Jetty Weather Forecast
- 15
- 28
Sunny
- 17
- 32
Sunny
- 17
- 32
Sunny
- 15
- 23
Cloudy
- 13
- 23
Cloudy
- 13
- 24
Partly cloudy
- 14
- 26
Partly cloudy
Today 27 Dec Port Lincoln
Sunny. Winds east to northeasterly 20 to 30 km/h.
Spencer Gulf Coastal Waters
- Wind
- Easterly 10 to 15 knots, reaching up to 20 knots south of Cowell to Wallaroo during the morning. Winds tending southeast to southwesterly in the late afternoon then tending southeasterly in the evening.
- Seas
- 1 to 1.5 metres, decreasing to 1 metre around midday.
- 1st Swell
- South to southwesterly around 1 metre.
- Weather
- Sunny.
- Weather Situation
- A high pressure system maintains a broad ridge over most of South Australia. A low pressure trough enters western parts of the state later today and continues moving east on Sunday, reaching central parts on Monday. The deepening trough moves into eastern parts of SA on Tuesday, while a new ridge builds across the west.
Town Jetty Temperature Statistics View More
December Temperature
Port Lincoln Airport (13km)
Lowest 7 December, 2025
8.1 °CAverage December
18.5 °CHighest 18 December, 2025
42.7 °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