Granite Island Weather Forecast

    • 11
    • 18

    Possible shower

    • 11
    • 20

    Possible early shower

    • 9
    • 21

    Possible shower

    • 12
    • 20

    Cloudy

    • 10
    • 20

    Cloudy

    • 10
    • 21

    Partly cloudy

    • 12
    • 26

    Partly cloudy

Today 4 Apr Mount Lofty Ranges

Partly cloudy. Slight chance of a shower in the south, near zero chance elsewhere. Winds southerly 15 to 20 km/h becoming light before dawn then becoming southwesterly 15 to 25 km/h in the middle of the day. Overnight temperatures falling to between 6 and 11 with daytime temperatures reaching between 17 and 20.

South Central Coastal Waters

Wind
Southerly below 10 knots tending southwesterly 15 to 20 knots in the morning.
Seas
Around 1 metre, increasing to 1 to 1.5 metres later in the evening.
1st Swell
Southwesterly 2.5 to 3 metres.
Weather
Cloudy. 50% chance of showers.
Weather Situation
A ridge of high pressure is pushing over South Australia with weak cold fronts to clip the southeast tonight and Sunday afternoon.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Granite Island Temperature Statistics View More

April Temperature

Encounter Bay (2km)

  • Lowest 2 April, 2025

    8.5 °C

  • Average April

    15 °C

  • Highest 2 April, 2025

    22.2 °C

Climate (2020–Present)

Encounter Bay (2km)

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  • Average Low 2020–2025

    10.2 °C

  • Average 2020–2025

    15 °C

  • Average High 2020–2025

    20.4 °C
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