Semaphore Weather Forecast

    • 11
    • 15

    Showers increasing

    • 11
    • 15

    Showers

    • 9
    • 15

    Shower or two

    • 6
    • 14

    Partly cloudy

    • 7
    • 15

    Partly cloudy

    • 9
    • 16

    Possible shower

    • 9
    • 14

    Cloudy

Today 18 Jun Adelaide

Partly cloudy. Very high chance of showers, most likely later tonight. Winds northwesterly 25 to 40 km/h.

Adelaide Metropolitan Waters

Wind
North to northwesterly 15 to 25 knots, reaching up to 30 knots south of Brighton during the afternoon and evening.
Seas
1 to 1.5 metres, increasing to 1.5 to 2.5 metres around midday.
1st Swell
West to southwesterly below 0.5 metres.
Weather
Partly cloudy. 90% chance of showers.
Weather Situation
A cold front over the east of South Australia will move clear of the state by midday today. A second cold front will move across the west this afternoon reaching central and eastern parts early Friday morning. A cooler, fresh southerly flow following the second front will gradually ease as a high pressure system drifts in from the west for the weekend.
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  • Temperature Forecast Bureau of Meteorology

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Semaphore Temperature Statistics View More

June Temperature

Parafield Airport (13km)

  • Lowest 14 June, 2026

    2.8 °C

  • Average June

    14 °C

  • Highest 12 June, 2026

    22.4 °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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