Semaphore Weather Forecast

    • 17
    • 23

    Rain. Possible storm

    • 13
    • 21

    Partly cloudy

    • 12
    • 29

    Sunny morning. Shower or two

    • 13
    • 18

    Shower or two

    • 10
    • 16

    Shower or two

    • 8
    • 17

    Cloudy

    • 8
    • 19

    Partly cloudy

Today 9 Oct Adelaide

Cloudy. Very high chance of rain, becoming less likely in the evening. The chance of a thunderstorm in the afternoon and evening, possibly severe with damaging winds, large hail and heavy rain which may lead to flash flooding. Winds northerly 25 to 35 km/h turning westerly 20 to 30 km/h in the evening.

Adelaide Metropolitan Waters

Wind
Northerly 15 to 20 knots, reaching up to 25 knots south of Brighton in the early afternoon. Winds turning westerly in the evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres around midday.
1st Swell
West to southwesterly below 0.5 metres.
Weather
Cloudy. 95% chance of rain. The chance of a thunderstorm in the afternoon and evening with possible squalls.
Weather Situation
A trough and cold front over western SA will track eastwards across the rest of SA on Friday before a weak high briefly establishes in the north on Saturday. Another series of troughs and cold fronts are expected to enter western SA early on Sunday, crossing the state then clearing in the east by the end of Monday.
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  • Temperature Forecast Bureau of Meteorology

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Semaphore Temperature Statistics View More

October Temperature

Parafield Airport (13 km)

  • Lowest 6 October, 2026

    6.6 °C

  • Average October

    16.1 °C

  • Highest 7 October, 2026

    23.9 °C

Climate (2021–2026)

Parafield Airport (13 km)

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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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