Granite Rock Point Weather Forecast

    • 6
    • 19

    Partly cloudy

    • 10
    • 18

    Partly cloudy

    • 12
    • 20

    Shower or two

    • 10
    • 15

    Showers easing

    • 7
    • 17

    Partly cloudy

    • 7
    • 17

    Possible shower

    • 10
    • 17

    Showers

Today 13 Sep St Helens

Partly cloudy. Light winds becoming westerly 15 to 20 km/h in the early afternoon then tending northwesterly in the late afternoon.

East of Flinders Island Coastal Waters

North Flinders Island to St Helens Point
Wind
Westerly 15 to 25 knots, reaching up to 30 knots offshore in the early afternoon.
Seas
1 to 2 metres.
1st Swell
Southerly 1 to 1.5 metres inshore, increasing to 1 to 2 metres offshore.
Weather
Mostly sunny.
Weather Situation
A westerly stream continues over Tasmania, as a high pressure system near South Australia moves eastward over NSW today, before moving over the northern Tasman Sea on Sunday. A weak cold front is expected to brush the west of Tasmania early Monday, with a stronger cold front to cross the state during Tuesday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Granite Rock Point Temperature Statistics View More

September Temperature

St Helens Aerodrome (8km)

  • Lowest 5 September, 2025

    1 °C

  • Average September

    10.1 °C

  • Highest 1 September, 2025

    18.5 °C

Climate (2020–Present)

St Helens Aerodrome (8km)

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  • Average Low 2020–2025

    9.4 °C

  • Average 2020–2025

    13.3 °C

  • Average High 2020–2025

    18.2 °C
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