Moonta Bay Weather Forecast

    • 5
    • 15

    Shower or two

    • 6
    • 15

    Shower or two

    • 5
    • 17

    Partly cloudy

    • 7
    • 15

    Shower or two

    • 4
    • 14

    Partly cloudy

    • 3
    • 14

    Cloudy

    • 1
    • 15

    Partly cloudy

Today 25 Jul Yorke Peninsula

Cloudy. High chance of showers. Winds westerly 15 to 25 km/h becoming light in the evening. Daytime maximum temperatures around 15.

Spencer Gulf Coastal Waters

Wind
West to southwesterly 10 to 15 knots, reaching up to 20 knots south of Cowell to Wallaroo in the late morning and early afternoon. Winds decreasing to about 10 knots in the late evening.
Seas
Around 1 metre.
1st Swell
South to southwesterly around 1 metre, increasing to 1 to 2 metres south of Cowell to Wallaroo.
Weather
Cloudy. 60% chance of showers.
Weather Situation
A high pressure system centred over the Bight will slowly drift northeastwards today while a weak trough embedded in the southwesterly flow around the high will clip the southeast of the State during the morning. The high will move north over South Australia on Sunday and eastern states early next week, with a cold front pushing over the west of the State on Monday and move over remaining parts on Tuesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Moonta Bay Temperature Statistics View More

July Temperature

Kadina Airport (13km)

  • Lowest 17 July, 2026

    -1.5 °C

  • Average July

    9.9 °C

  • Highest 7 July, 2026

    18.4 °C

Climate (2021–2026)

Kadina Airport (13km)

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  • Average Low 2021–2026

    10.2 °C

  • Average 2021–2026

    16.4 °C

  • Average High 2021–2026

    23.5 °C
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