Semaphore Weather Forecast

    • 7
    • 14

    Cloudy

    • 5
    • 15

    Partly cloudy

    • 8
    • 17

    Sunny

    • 9
    • 19

    Sunny morning. Shower or two

    • 10
    • 18

    Showers

    • 9
    • 15

    Showers

    • 9
    • 15

    Showers easing

Today 4 Aug Adelaide

Cloudy. Slight chance of a shower about the northern suburbs in the late morning. Near zero chance of rain elsewhere. Light winds.

Adelaide Metropolitan Waters

Wind
West to southwesterly below 10 knots becoming east to northeasterly in the evening.
Seas
Below 0.5 metres.
1st Swell
West to southwesterly below 0.5 metres.
Weather
Cloudy.
Weather Situation
A high pressure system centred in the Bight will slowly move over southeastern Australia this week while maintaining a ridge over SA. A trough will pass by the coast mid week before a stronger cold front begins to move into the Bight this weekend.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Semaphore Temperature Statistics View More

August Temperature

Parafield Airport (13km)

  • Lowest 1 August, 2026

    1.6 °C

  • Average August

    9.5 °C

  • Highest 2 August, 2026

    18 °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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