Seal Island Weather Forecast

    • 2
    • 16

    Partly cloudy

    • 6
    • 17

    Partly cloudy

    • 4
    • 18

    Showers increasing

    • 9
    • 17

    Showers

    • 8
    • 15

    Showers

    • 8
    • 15

    Showers

    • 7
    • 16

    Showers

Today 5 Aug Mount Lofty Ranges

Partly cloudy. The chance of fog near the Barossa Valley in the early morning. Patches of morning frost. Slight chance of a shower. Light winds. Overnight temperatures falling to between 1 and 4 with daytime temperatures reaching between 12 and 16.

South Central Coastal Waters

Wind
Northerly about 10 knots increasing to 10 to 15 knots in the early morning. Winds reaching up to 20 knots west of Kangaroo Island in the early afternoon.
Seas
Around 1 metre.
1st Swell
Southwesterly 2 to 2.5 metres.
Weather
Cloudy. 50% chance of showers.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Seal Island Temperature Statistics View More

August Temperature

Encounter Bay (4km)

  • Lowest 1 August, 2026

    0.5 °C

  • Average August

    10.8 °C

  • Highest 2 August, 2026

    16.5 °C

Climate (2021–2026)

Encounter Bay (4km)

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  • Average Low 2021–2026

    10.5 °C

  • Average 2021–2026

    15.2 °C

  • Average High 2021–2026

    20.7 °C
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