Grants Point Weather Forecast

    • 11
    • 18

    Showers increasing

    • 11
    • 17

    Shower or two

    • 8
    • 16

    Partly cloudy

    • 8
    • 17

    Mostly sunny

    • 6
    • 17

    Mostly sunny

    • 9
    • 16

    Shower or two

    • 7
    • 16

    Shower or two

Today 19 Aug St Helens

Mostly sunny day. Very high chance of showers, most likely in the evening. Winds northerly 15 to 20 km/h becoming light before dawn then becoming northerly 20 to 30 km/h in the early morning.

East of Flinders Island Coastal Waters

North Flinders Island to St Helens Point
Wind
Northeasterly 20 to 25 knots, reaching up to 30 knots offshore during the morning and early afternoon. Winds turning northerly 15 to 25 knots before dawn.
Seas
2 to 2.5 metres.
1st Swell
Southerly below 1 metre.
Weather
Mostly sunny. 80% chance of showers.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Grants Point Temperature Statistics View More

August Temperature

St Helens Aerodrome (10km)

  • Lowest 1 August, 2026

    3 °C

  • Average August

    10 °C

  • Highest 13 August, 2026

    19.2 °C

Climate (2021–2026)

St Helens Aerodrome (10km)

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  • Average Low 2021–2026

    9.4 °C

  • Average 2021–2026

    13.4 °C

  • Average High 2021–2026

    18.3 °C
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