Port Pirie River - Shag Creek Entrance Weather Forecast

    • 5
    • 26

    Sunny

    • 8
    • 29

    Sunny

    • 16
    • 31

    Mostly sunny

    • 9
    • 21

    Partly cloudy

    • 6
    • 25

    Sunny

    • 8
    • 28

    Mostly sunny

    • 13
    • 32

    Mostly sunny

Today 18 Sep Mid North

Sunny. Light winds becoming northwesterly 15 to 20 km/h in the morning then becoming light in the late afternoon. Overnight temperatures falling to between 3 and 6 with daytime temperatures reaching the low to mid 20s.

Spencer Gulf Coastal Waters

Wind
North to northeasterly about 10 knots increasing to 10 to 15 knots in the early morning then becoming variable about 10 knots in the evening.
Seas
Below 1 metre.
1st Swell
South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.
Weather
Sunny.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Port Pirie River - Shag Creek Entrance Temperature Statistics View More

September Temperature

Whyalla Airport (48km)

  • Lowest 11 September, 2026

    3.4 °C

  • Average September

    14.5 °C

  • Highest 13 September, 2026

    28.9 °C

Climate (2021–2026)

Whyalla Airport (48km)

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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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