Semaphore Weather Forecast

    • 6
    • 18

    Mostly sunny

    • 8
    • 17

    Mostly sunny

    • 9
    • 18

    Mostly sunny

    • 10
    • 18

    Partly cloudy

    • 10
    • 16

    Showers

    • 8
    • 15

    Possible shower

    • 7
    • 15

    Partly cloudy

Today 18 Jul Adelaide

Sunny. Light winds.

Adelaide Metropolitan Waters

Wind
Northeasterly below 10 knots becoming north to northwesterly in the middle of the day then becoming east to northeasterly in the early afternoon.
Seas
Below 0.5 metres.
1st Swell
West to southwesterly below 1 metre.
Weather
Mostly sunny.
Weather Situation
A strong high pressure system over Victoria will continue to extend a ridge over South Australia. A weak trough develops in the west on Tuesday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Semaphore Temperature Statistics View More

July Temperature

Parafield Airport (13km)

  • Lowest 17 July, 2026

    0.1 °C

  • Average July

    11 °C

  • Highest 9 July, 2026

    18.5 °C

Climate (2021–2026)

Parafield Airport (13km)

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  • Average Low 2021–2026

    11.3 °C

  • Average 2021–2026

    17.1 °C

  • Average High 2021–2026

    23.6 °C
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