Boston Island Weather Forecast
- 16
- 25
Sunny
- 16
- 26
Cloud clearing
- 17
- 26
Mostly sunny
- 16
- 25
Mostly sunny
- 16
- 29
Mostly sunny
- 19
- 26
Possible shower
- 15
- 22
Cloudy
Today 6 Feb Port Lincoln
Sunny. Winds south to southeasterly 20 to 30 km/h.
Spencer Gulf Coastal Waters
- Wind
- South to southeasterly 15 to 20 knots tending south to southwesterly in the early afternoon then tending south to southeasterly in the evening. Winds reaching up to 25 knots north of Cowell to Wallaroo during the afternoon and evening.
- Seas
- 1 to 1.5 metres, decreasing to 1 metre during the morning, then increasing to 1 to 2 metres during the afternoon.
- 1st Swell
- South to southwesterly 1 to 1.5 metres, increasing to 1 to 2 metres south of Port Neill to Port Victoria.
- Weather
- Mostly sunny.
Boston Island Temperature Statistics View More
February Temperature
Port Lincoln Airport (11km)
Lowest 4 February, 2026
10.6 °CAverage February
19.6 °CHighest 4 February, 2026
30.1 °C
Climate (2021–Present)
Port Lincoln Airport (11km)
Average Low 2021–2026
11.4 °CAverage 2021–2026
15.8 °CAverage High 2021–2026
21.3 °C