Point Boston Weather Forecast
- 9
- 22
Partly cloudy
- 11
- 16
Shower or two. Windy
- 8
- 17
Cloudy
- 9
- 17
Cloudy
- 9
- 17
Cloudy
- 9
- 15
Cloudy
- 8
- 16
Mostly sunny
Today 4 Sep Port Lincoln
Partly cloudy. Slight chance of a shower, most likely later tonight. Winds northwesterly 20 to 30 km/h.
Spencer Gulf Coastal Waters
- Wind
- Northerly 15 to 20 knots turning west to northwesterly in the evening. Winds reaching up to 25 knots south of Port Neill to Port Victoria in the late evening.
- Seas
- 1 to 1.5 metres.
- 1st Swell
- South to southwesterly 1 to 1.5 metres, increasing to 1.5 to 2.5 metres south of Cowell to Wallaroo.
- Weather
- Partly cloudy. The chance of a thunderstorm.
- Weather Situation
- A trough lies near the western border ahead of a cold front moving across the Bight, while a weak ridge of high pressure lies across central Australia. The front and trough will move across SA overnight and into southeastern Australia on Saturday, with a ridge of high pressure developing across SA in its wake. A trough is expected to develop near the western border on Sunday and remain near stationary nearly next week.
Point Boston Temperature Statistics View More
September Temperature
Port Lincoln Airport (5km)
Lowest 2 September, 2026
8.2 °CAverage September
13.8 °CHighest 1 September, 2026
20.9 °C
Climate (2021–2026)
Port Lincoln Airport (5km)
Average Low 2021–2026
11.5 °CAverage 2021–2026
15.8 °CAverage High 2021–2026
21.3 °C