Boston Weather Forecast
- 10
- 19
Possible shower
- 9
- 16
Cloudy
- 9
- 16
Cloudy
- 9
- 17
Mostly sunny
- 9
- 23
Sunny
- 11
- 26
Sunny
- 12
- 20
Cloudy
Today 14 Sep Port Lincoln
Partly cloudy. Medium chance of showers, most likely later this evening. Winds west to southwesterly 15 to 25 km/h becoming light in the evening then becoming southwesterly 15 to 20 km/h in the late evening.
Spencer Gulf Coastal Waters
- Wind
- Southeast to southwesterly 10 to 15 knots tending southwesterly in the evening. Winds reaching up to 20 knots south of Port Neill to Port Victoria in the late evening.
- Seas
- Below 1 metre.
- 1st Swell
- South to southwesterly around 1 metre south of Cowell to Wallaroo.
- Weather
- Partly cloudy.
- Weather Situation
- A high pressure ridge will move over northern SA on Monday and a cold front will move over southern coastal districts late Monday and 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.
Boston Temperature Statistics View More
September Temperature
Port Lincoln Airport (6km)
Lowest 11 September, 2026
5.6 °CAverage September
13.9 °CHighest 4 September, 2026
25.1 °C
Climate (2021–2026)
Port Lincoln Airport (6km)
Average Low 2021–2026
11.5 °CAverage 2021–2026
15.8 °CAverage High 2021–2026
21.3 °C