Semaphore Offshore Weather Forecast

    • 21
    • 27

    Mostly sunny

    • 21
    • 24

    Mostly sunny

    • 18
    • 21

    Mostly sunny

    • 19
    • 21

    Mostly sunny

    • 18
    • 22

    Sunny

Today 18 Jan Adelaide

Sunny. Winds east to northeasterly 20 to 30 km/h tending southeast to southwesterly 15 to 20 km/h in the evening then tending easterly 15 to 25 km/h in the late evening.

Adelaide Metropolitan Waters

Wind
Variable below 10 knots becoming southwesterly 10 to 15 knots during the afternoon then tending southerly during the evening.
Seas
Below 0.5 metres, increasing to around 1 metre during the afternoon or evening.
1st Swell
Westerly below 0.5 metres.
Weather
Mostly sunny.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Semaphore Offshore Temperature Statistics View More

January Temperature

Parafield Airport (21km)

  • Lowest 11 January, 2026

    10.5 °C

  • Average January

    23.3 °C

  • Highest 8 January, 2026

    44.9 °C

Climate (2021–Present)

Parafield Airport (21km)

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  • Average Low 2021–2026

    11.1 °C

  • Average 2021–2026

    17 °C

  • Average High 2021–2026

    23.5 °C
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