Tumby Bay Weather Forecast

    • 9
    • 17

    Shower

    • 6
    • 18

    Cloudy

    • 6
    • 24

    Sunny

    • 7
    • 18

    Shower

    • 8
    • 17

    Shower

    • 8
    • 18

    Cloudy

    • 9
    • 18

    Cloudy

Today 16 Sep Lower Eyre Peninsula

Partly cloudy. Medium chance of showers, most likely during the morning and afternoon. Winds westerly 25 to 40 km/h. Daytime maximum temperatures around 17.

Spencer Gulf Coastal Waters

Wind
Westerly 15 to 20 knots, reaching up to 25 knots south of Port Neill to Port Victoria during the afternoon and evening.
Seas
Around 1 metre, increasing to 1 to 2 metres south of Cowell to Wallaroo.
1st Swell
South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Port Neill to Port Victoria during the morning.
Weather
Partly cloudy. 50% chance of showers.
Weather Situation
A high pressure ridge will move in from the west today in the wake of a cold front moving away to the east. This high will quickly track eastwards through Wednesday with a trough sweeping across the state on Thursday. Another front will skim the south on Friday with a southwesterly airstream establishing in its wake.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Tumby Bay Temperature Statistics View More

September Temperature

Port Lincoln Airport (32km)

  • Lowest 2 September, 2025

    4 °C

  • Average September

    13.2 °C

  • Highest 6 September, 2025

    27.5 °C

Climate (2020–Present)

Port Lincoln Airport (32km)

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  • Average Low 2020–2025

    11.4 °C

  • Average 2020–2025

    15.8 °C

  • Average High 2020–2025

    21.3 °C
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