Murninnie Beach Weather Forecast

    • 10
    • 22

    Partly cloudy

    • 10
    • 19

    Shower

    • 9
    • 21

    Shower

    • 11
    • 17

    Windy

    • 10
    • 19

    Shower

    • 11
    • 19

    Shower

    • 11
    • 20

    Partly cloudy

Today 4 May Eastern Eyre Peninsula

Partly cloudy. Slight chance of a shower near the coast, near zero chance elsewhere. Winds southwesterly 20 to 30 km/h decreasing to 15 to 20 km/h in the evening.

Spencer Gulf Coastal Waters

Wind
Southwesterly 15 to 20 knots.
Seas
1.5 metres.
1st Swell
South to southwesterly around 1 metre, increasing to 1 to 2 metres south of Cowell to Wallaroo.
Weather
Partly cloudy. 50% chance of showers.
Weather Situation
A low pressure system in Bass Strait and associated trough will clear eastwards, weakening their influence of SA by Monday evening. A ridge of high pressure will begin to extend from the west on Tuesday and will be briefly be weakened as a cold front crosses the southeast on Wednesday afternoon. The ridge will begin to re-establish in the wake of the front and stabilise over SA with the slow moving high pressure centre sitting south of WA by Friday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Murninnie Beach Temperature Statistics View More

May Temperature

Whyalla Airport (32km)

  • Lowest 3 May, 2026

    8.8 °C

  • Average May

    18.5 °C

  • Highest 1 May, 2026

    30.7 °C

Climate (2021–Present)

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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