Port Germein Weather Forecast

    • 9
    • 14

    Shower or two

    • 6
    • 15

    Mostly sunny

    • 5
    • 15

    Partly cloudy

    • 7
    • 16

    Mostly sunny

    • 6
    • 16

    Partly cloudy

    • 8
    • 16

    Cloudy

    • 8
    • 17

    Mostly sunny

Today 20 Jun Mid North

Partly cloudy. Medium chance of showers, becoming less likely in the late afternoon and evening. Winds southerly 15 to 20 km/h becoming light in the late afternoon. Daytime maximum temperatures between 11 and 15.

Spencer Gulf Coastal Waters

Wind
Southerly 10 to 15 knots, reaching up to 20 knots north of Cowell to Wallaroo in the late morning.
Seas
1 to 1.5 metres, decreasing to 1 metre during the afternoon.
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 high pressure system will become established over the Bight during today before moving slowly eastwards during Sunday and Monday. A low pressure trough will move across southern coastal districts on Tuesday then another high will move across waters to the south.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Port Germein Temperature Statistics View More

June Temperature

Whyalla Airport (44km)

  • Lowest 8 June, 2026

    3.2 °C

  • Average June

    14 °C

  • Highest 12 June, 2026

    25.9 °C

Climate (2021–2026)

Whyalla Airport (44km)

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  • Average Low 2021–2026

    12 °C

  • Average 2021–2026

    17.6 °C

  • Average High 2021–2026

    23.8 °C
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