Seal Island Weather Forecast

    • 9
    • 19

    Cloud clearing

    • 11
    • 17

    Shower or two

    • 7
    • 20

    Sunny

    • 9
    • 27

    Sunny

    • 15
    • 24

    Showers

    • 10
    • 17

    Shower or two

    • 7
    • 19

    Partly cloudy

Today 5 Oct Mount Lofty Ranges

Cloud clearing. Light winds becoming west to northwesterly 15 to 20 km/h in the middle of the day. Overnight temperatures falling to around 9 with daytime temperatures reaching between 17 and 20.

South Central Coastal Waters

Wind
Variable about 10 knots becoming northwesterly 15 to 20 knots in the middle of the day.
Seas
Below 1 metre, increasing to 1 to 1.5 metres during the afternoon.
1st Swell
Southwesterly 3 metres.
Weather
Partly cloudy.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Seal Island Temperature Statistics View More

October Temperature

Encounter Bay (4km)

  • Lowest 3 October, 2026

    11.5 °C

  • Average October

    14.3 °C

  • Highest 1 October, 2026

    18.4 °C

Climate (2021–2026)

Encounter Bay (4km)

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  • Average Low 2021–2026

    10.5 °C

  • Average 2021–2026

    15.3 °C

  • Average High 2021–2026

    20.7 °C
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