Tumby Bay Weather Forecast

    • 10
    • 17

    Partly cloudy

    • 6
    • 17

    Partly cloudy

    • 6
    • 17

    Partly cloudy

    • 5
    • 18

    Partly cloudy

    • 6
    • 18

    Sunny

    • 8
    • 19

    Partly cloudy

    • 10
    • 18

    Partly cloudy

Today 14 Jul Lower Eyre Peninsula

Partly cloudy. Medium chance of showers during the morning and afternoon. Winds westerly 15 to 25 km/h tending southwesterly 15 to 20 km/h in the morning then becoming light in the early afternoon. Daytime maximum temperatures around 17.

Spencer Gulf Coastal Waters

Wind
Westerly 10 to 15 knots, reaching up to 20 knots south of Cowell to Wallaroo early in the morning. Winds turning south to southwesterly below 10 knots during the morning and early afternoon.
Seas
1 to 1.5 metres, decreasing below 1 metre around midday.
1st Swell
South to southwesterly 1 to 1.5 metres, increasing to 2 to 3 metres south of Cowell to Wallaroo.
Weather
Partly cloudy.
Weather Situation
A ridge of high pressure lies over northern SA. A strong high pressure system will move east mid week, dominating the weather pattern until at least Friday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Tumby Bay Temperature Statistics View More

July Temperature

Port Lincoln Airport (32km)

  • Lowest 4 July, 2026

    4.7 °C

  • Average July

    11.7 °C

  • Highest 9 July, 2026

    17.6 °C

Climate (2021–2026)

Port Lincoln Airport (32km)

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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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