Semaphore Weather Forecast

    • 8
    • 19

    Mostly sunny

    • 10
    • 21

    Sunny

    • 9
    • 21

    Mostly sunny

    • 9
    • 18

    Cloud clearing

    • 8
    • 20

    Mostly sunny

    • 12
    • 22

    Shower or two

    • 12
    • 18

    Shower or two

Today 27 Aug Adelaide

Mostly sunny. Winds northerly 15 to 20 km/h tending northwesterly in the middle of the day then becoming light in the early afternoon.

Adelaide Metropolitan Waters

Wind
North to northwesterly about 10 knots becoming northeasterly in the late afternoon.
Seas
Below 1 metre.
1st Swell
West to southwesterly below 1 metre.
Weather
Mostly sunny.
Weather Situation
A high pressure ridge over central SA will move slowly eastwards during today. A low pressure trough over WA is expected to extend over the far west of SA late Thursday and Friday. A high pressure system will move across waters to the south over the weekend to be centred over southern Victoria late Sunday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Semaphore Temperature Statistics View More

August Temperature

Parafield Airport (13km)

  • Lowest 5 August, 2026

    1.3 °C

  • Average August

    12.2 °C

  • Highest 7 August, 2026

    20.2 °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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