Granite Island Weather Forecast

    • 13
    • 20

    Partly cloudy

    • 10
    • 22

    Mostly sunny

    • 10
    • 21

    Showers easing

    • 10
    • 19

    Partly cloudy

    • 8
    • 23

    Shower or two

    • 9
    • 16

    Cloudy

    • 9
    • 19

    Sunny

Today 2 Nov Mount Lofty Ranges

Mostly clear. Slight chance of a shower near the Barossa Valley early this evening. Near zero chance of rain elsewhere. Winds south to southwesterly 20 to 30 km/h decreasing to 15 to 20 km/h in the evening.

South Central Coastal Waters

Wind
South to southwesterly 10 to 15 knots, reaching up to 20 knots inshore in the late afternoon. Winds decreasing to about 10 knots in the late evening.
Seas
Below 1 metre.
1st Swell
Southwesterly 2.5 metres.
Weather
Mostly clear.
Weather Situation
A low pressure system centred over southwestern NSW will continue to move eastwards and a high pressure system in the Bight to slowly drift eastwards. The high weakens on Tuesday allowing a cold front to move over the south of the state on Wednesday. Another ridge of high pressure follows on Thursday, with another cold front clipping the southeast on Friday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Granite Island Temperature Statistics View More

November Temperature

Encounter Bay (2 km)

  • Lowest 1 November, 2026

    9.6 °C

  • Average November

    14.6 °C

  • Highest

    –

Climate (2021–2026)

Encounter Bay (2 km)

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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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