Third Creek Entrance Weather Forecast

    • 9
    • 29

    Clear

    • 16
    • 30

    Mostly sunny

    • 9
    • 21

    Partly cloudy

    • 5
    • 24

    Sunny

    • 7
    • 29

    Sunny

    • 12
    • 33

    Mostly sunny

    • 14
    • 31

    Mostly sunny

Today 19 Sep Mid North

Sunny. Winds northwesterly 15 to 25 km/h turning north to northeasterly in the evening. Daytime maximum temperatures in the mid to high 20s.

Spencer Gulf Coastal Waters

Wind
North to northeasterly 10 to 15 knots, reaching up to 20 knots south of Cowell to Wallaroo in the late evening.
Seas
Below 1 metre.
1st Swell
South to southwesterly around 1 metre.
Weather
Sunny.
Weather Situation
A high pressure system centred over NSW extends a ridge over SA ahead of a cold front will approach from the west. The front moves across SA on Sunday. Another high pressure system will move eastwards across waters to the south during Monday then over Victoria on Tuesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Third Creek Entrance Temperature Statistics View More

September Temperature

Whyalla Airport (39km)

  • Lowest 11 September, 2026

    3.4 °C

  • Average September

    14.4 °C

  • Highest 13 September, 2026

    28.9 °C

Climate (2021–2026)

Whyalla Airport (39km)

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  • Average Low 2021–2026

    12 °C

  • Average 2021–2026

    17.5 °C

  • Average High 2021–2026

    23.8 °C
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