Point Boston Weather Forecast

    • 11
    • 19

    Shower or two

    • 10
    • 19

    Cloudy

    • 10
    • 20

    Showers

    • 10
    • 17

    Cloudy

    • 10
    • 19

    Shower or two

    • 11
    • 19

    Shower or two

    • 11
    • 19

    Shower or two

Today 4 May Port Lincoln

Partly cloudy. High chance of showers, becoming less likely in the late afternoon and evening. Winds southwesterly 20 to 30 km/h becoming light in the evening.

Spencer Gulf Coastal Waters

Wind
Southwesterly 15 to 20 knots.
Seas
1 to 1.5 metres, increasing to 1.5 to 2 metres south of Cowell to Wallaroo.
1st Swell
South to southwesterly around 1 metre, increasing to 1.5 to 2.5 metres south of Cowell to Wallaroo.
Weather
Partly cloudy. 70% chance of showers.
Weather Situation
A low pressure system is expected to move slowly eastwards over waters to the south of the state and will extend a trough over southern parts of SA today. The low will then move over Bass Strait later today. A ridge will extend across SA from the west on Tuesday and a cold front will move across the south later Wednesday. A high pressure system will become established south of WA on Thursday and will extend a ridge over western SA.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Point Boston Temperature Statistics View More

May Temperature

Port Lincoln Airport (5km)

  • Lowest 3 May, 2026

    11.5 °C

  • Average May

    18.3 °C

  • Highest 1 May, 2026

    30.6 °C

Climate (2021–Present)

Port Lincoln Airport (5km)

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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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