Semaphore Weather Forecast

    • 10
    • 23

    Sunny

    • 13
    • 23

    Sunny

    • 13
    • 22

    Partly cloudy

    • 12
    • 26

    Sunny

    • 18
    • 25

    Partly cloudy

    • 14
    • 23

    Partly cloudy

    • 13
    • 26

    Sunny

Today 15 Apr Adelaide

The chance of morning fog. Sunny afternoon. Light winds.

Adelaide Metropolitan Waters

Wind
Variable below 10 knots.
Seas
Below 0.5 metres.
1st Swell
West to southwesterly below 0.5 metres.
Weather
Mostly sunny.
Weather Situation
A high pressure system centred over the south of SA will move slowly eastwards this week and a cold front will move across the far southeast of SA on Thursday. A second high pressure system is expected to follow and will become established south of the Bight late Thursday then will move eastwards during Friday and Saturday. A trough will move over the far west on Saturday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Semaphore Temperature Statistics View More

April Temperature

Parafield Airport (13km)

  • Lowest 14 April, 2026

    8.6 °C

  • Average April

    17.3 °C

  • Highest 6 April, 2026

    28.3 °C

Climate (2021–Present)

Parafield Airport (13km)

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  • Average Low 2021–2026

    11.2 °C

  • Average 2021–2026

    17 °C

  • Average High 2021–2026

    23.5 °C
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