Semaphore Weather Forecast

    • 16
    • 26

    Partly cloudy

    • 15
    • 28

    Mostly sunny

    • 18
    • 28

    Partly cloudy

    • 18
    • 29

    Mostly sunny

    • 21
    • 27

    Showers

    • 12
    • 20

    Showers

    • 13
    • 20

    Showers

Today 28 Apr Adelaide

Partly cloudy. Winds northwesterly 15 to 20 km/h becoming light in the middle of the day.

Adelaide Metropolitan Waters

Wind
Northerly about 10 knots becoming east to southeasterly in the early afternoon.
Seas
Below 1 metre.
1st Swell
West to southwesterly below 0.5 metres.
Weather
Partly cloudy.
Weather Situation
A strong high pressure system over the Tasman Sea extends a ridge across South Australia through to Friday. Northerly winds freshen on Friday ahead of a trough that is forecast to move across the far west Friday afternoon, then continue across the state during the weekend.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Semaphore Temperature Statistics View More

April Temperature

Parafield Airport (13km)

  • Lowest 15 April, 2026

    7.4 °C

  • Average April

    18 °C

  • Highest 21 April, 2026

    31.4 °C

Climate (2021–Present)

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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