Port Moonta Weather Forecast

    • 12
    • 25

    Mostly clear

    • 15
    • 27

    Mostly sunny

    • 16
    • 29

    Becoming windy. Sunny

    • 17
    • 25

    Early shower or two

    • 13
    • 26

    Mostly sunny

    • 13
    • 25

    Mostly sunny

    • 11
    • 24

    Mostly sunny

Today 29 Mar Yorke Peninsula

Mostly sunny. Winds north to northeasterly 15 to 25 km/h tending north to northwesterly in the middle of the day then turning northeasterly 15 to 20 km/h in the afternoon. Daytime maximum temperatures in the mid 20s.

Spencer Gulf Coastal Waters

Wind
Northeasterly 10 to 15 knots, reaching up to 20 knots south of Cowell to Wallaroo in the late morning and afternoon.
Seas
Around 1 metre.
1st Swell
South to southwesterly around 1 metre, increasing to 1 to 1.5 metres south of Port Neill to Port Victoria.
Weather
Mostly sunny.
Weather Situation
A high pressure system over Bass Strait will continue to move slowly eastwards to be centred over the Tasman Sea on Monday. A trough is forecast to move across the western and central waters Tuesday afternoon and evening, pushing across southeastern coasts Wednesday morning. Another high pressure system is expected to become established south of the Bight later next week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Port Moonta Temperature Statistics View More

March Temperature

Kadina Airport (14km)

  • Lowest 14 March, 2026

    8.7 °C

  • Average March

    19.7 °C

  • Highest 24 March, 2026

    33.6 °C

Climate (2021–Present)

Kadina Airport (14km)

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  • Average Low 2021–2026

    10.1 °C

  • Average 2021–2026

    16.4 °C

  • Average High 2021–2026

    23.5 °C
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