Town Jetty Weather Forecast

    • 11
    • 20

    Shower or two

    • 11
    • 17

    Showers easing

    • 9
    • 18

    Showers

    • 11
    • 19

    Showers

    • 12
    • 19

    Shower or two

    • 11
    • 19

    Possible shower

    • 11
    • 20

    Shower or two

Today 23 May Port Lincoln

Partly cloudy. Medium chance of showers, most likely later tonight. Winds northerly 15 to 25 km/h becoming light in the late afternoon then becoming northerly 15 to 20 km/h in the late evening.

Spencer Gulf Coastal Waters

Wind
North to northeasterly 10 to 15 knots, reaching up to 20 knots south of Cowell to Wallaroo during the day.
Seas
Around 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo by early evening.
1st Swell
South to southwesterly around 1 metre, increasing to 1 to 1.5 metres south of Port Neill to Port Victoria.
Weather
Partly cloudy.
Weather Situation
A high pressure ridge over the east will begin to weaken as a cold enters the west of the SA early today. This front is expected to reach eastern districts later on Sunday with an associated low pressure system developing off the southern coasts. The low is expected to move across the southeast on Monday then eastwards into NSW by Tuesday with a trough lingering across the south of SA.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Town Jetty Temperature Statistics View More

May Temperature

Port Lincoln Airport (13km)

  • Lowest 18 May, 2026

    8.6 °C

  • Average May

    15.4 °C

  • Highest 1 May, 2026

    30.6 °C

Climate (2021–Present)

Port Lincoln Airport (13km)

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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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