Semaphore Weather Forecast

    • 11
    • 17

    Partly cloudy

    • 11
    • 16

    Showers

    • 10
    • 15

    Showers

    • 10
    • 15

    Shower or two

    • 8
    • 15

    Possible shower

    • 6
    • 14

    Partly cloudy

    • 4
    • 15

    Mostly sunny

Today 30 Jun Adelaide

Partly cloudy. Slight chance of a shower, most likely at night. Winds northerly 15 to 25 km/h.

Adelaide Metropolitan Waters

Wind
Northerly 10 to 15 knots, reaching up to 20 knots south of Port Noarlunga in the evening.
Seas
Around 1 metre.
1st Swell
West to southwesterly below 1 metre.
Weather
Partly cloudy.
Weather Situation
A series of low pressure systems passing through the Bight will extend cold fronts that will cross over SA through to the end of the week. A high pressure system is then forecast to move into the Bight from late Friday and extend a ridge across the state over the weekend.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Semaphore Temperature Statistics View More

June Temperature

Parafield Airport (13km)

  • Lowest 27 June, 2026

    0.6 °C

  • Average June

    12.4 °C

  • Highest 12 June, 2026

    22.4 °C

Climate (2021–2026)

Parafield Airport (13km)

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  • Average Low 2021–2026

    11.2 °C

  • Average 2021–2026

    17.1 °C

  • Average High 2021–2026

    23.6 °C
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