Semaphore Weather Forecast

    • 11
    • 20

    Mostly sunny

    • 9
    • 21

    Mostly sunny

    • 9
    • 23

    Sunny

    • 12
    • 25

    Mostly sunny

    • 16
    • 26

    Mostly sunny

    • 16
    • 27

    Mostly sunny

    • 14
    • 26

    Shower or two

Today 30 Apr Adelaide

Mostly sunny. The chance of fog about the hills early this morning. Winds southeasterly 15 to 25 km/h.

Adelaide Metropolitan Waters

Wind
Southeasterly about 10 knots increasing to 15 to 20 knots in the early morning then decreasing to about 10 knots in the late evening.
Seas
Around 1 metre.
1st Swell
West to southwesterly below 0.5 metres.
Weather
Mostly sunny.
Weather Situation
A high pressure system south of the Bight extends a ridge over the coastal waters. The high will continue to move eastwards to be centred over the Tasman Sea by the weekend.
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  • Temperature Forecast Bureau of Meteorology

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Semaphore Temperature Statistics View More

April Temperature

Adelaide Airport (13km)

  • Lowest 24 April, 2025

    9.4 °C

  • Average April

    18.8 °C

  • Highest 13 April, 2025

    33.2 °C

Climate (2020–Present)

Adelaide Airport (13km)

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  • Average Low 2020–2025

    12.1 °C

  • Average 2020–2025

    16.7 °C

  • Average High 2020–2025

    21.9 °C
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