Murninnie Beach Weather Forecast

    • 7
    • 18

    Clear

    • 9
    • 18

    Partly cloudy

    • 7
    • 18

    Partly cloudy

    • 10
    • 16

    Cloudy

    • 7
    • 18

    Sunny

    • 7
    • 20

    Partly cloudy

    • 9
    • 25

    Partly cloudy

Today 6 Sep Eastern Eyre Peninsula

Clear. Winds south to southeasterly 15 to 20 km/h.

Spencer Gulf Coastal Waters

Wind
Southerly 10 to 15 knots.
Seas
Below 1 metre.
1st Swell
South to southwesterly around 1 metre, increasing to 1 to 2 metres south of Cowell to Wallaroo.
Weather
Mostly clear.
Weather Situation
A high pressure system centred over SA will weaken during Sunday. The tail end of a cold front will move across southern coasts early Monday then a high pressure system centred southwest of WA will extend a ridge across the south of SA. The main high centre will move to the east of SA late Thursday and Friday. A trough over the interior of WA will remain stationary for most of the week.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Murninnie Beach Temperature Statistics View More

September Temperature

Whyalla Airport (32km)

  • Lowest 3 September, 2026

    6.7 °C
  • Average September

    15.7 °C
  • Highest 1 September, 2026

    27.7 °C

Climate (2021–2026)

Whyalla Airport (32km)

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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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