Boston Island Weather Forecast

    • 7
    • 14

    Possible shower

    • 6
    • 14

    Cloudy

    • 7
    • 16

    Showers

    • 6
    • 16

    Shower or two

    • 7
    • 16

    Shower or two

    • 6
    • 16

    Shower or two

    • 7
    • 16

    Possible shower

Today 23 Jul Port Lincoln

Cloudy. Medium chance of showers. Light winds becoming south to southwesterly 15 to 25 km/h in the morning then becoming light in the late afternoon.

Spencer Gulf Coastal Waters

Wind
Southerly 15 to 20 knots.
Seas
Around 1 metre, increasing to 1 to 1.5 metres south of Port Neill to Port Victoria.
1st Swell
South to southwesterly 1 to 1.5 metres, increasing to 1.5 to 2.5 metres during the morning.
Weather
Partly cloudy. 50% chance of showers.
Weather Situation
A high pressure system will slowly approach South Australia from the west throughout today, then move over the State on Friday and Saturday. The high is expected to move to the north of South Australia during Sunday, with a trough to build over the west of the State in the evening.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Boston Island Temperature Statistics View More

July Temperature

Port Lincoln Airport (11km)

  • Lowest 18 July, 2026

    0.9 °C

  • Average July

    11.4 °C

  • Highest 18 July, 2026

    18.9 °C

Climate (2021–2026)

Port Lincoln Airport (11km)

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  • Average Low 2021–2026

    11.5 °C

  • Average 2021–2026

    15.8 °C

  • Average High 2021–2026

    21.3 °C
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