Saint Helens Island Weather Forecast

    • 7
    • 17

    Mostly clear

    • 8
    • 17

    Mostly sunny

    • 7
    • 14

    Partly cloudy

    • 4
    • 15

    Partly cloudy

    • 5
    • 15

    Possible shower

    • 5
    • 16

    Shower or two

    • 9
    • 16

    Shower or two

Today 13 Aug St Helens

Mostly clear. Winds west to northwesterly 15 to 20 km/h.

Upper East Coastal Waters

St Helens Point to Wineglass Bay
Wind
Northwesterly 10 to 15 knots, reaching up to 25 knots offshore.
Seas
Below 1 metre, increasing to 1 to 1.5 metres offshore.
1st Swell
Southerly around 1 metre inshore, increasing to 1.5 to 2 metres offshore.
Weather
Clear.
Weather Situation
A high pressure system over the mainland is forecast to direct a westerly flow over Tasmania overnight and during Friday, with a weak cold front expected to brush the south of the state during Friday morning. The high will moves over Tasmania on Saturday and Sunday, then is expected to move to the east of the state during Monday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Saint Helens Island Temperature Statistics View More

August Temperature

St Helens Aerodrome (5km)

  • Lowest 1 August, 2026

    3 °C

  • Average August

    9.6 °C

  • Highest 6 August, 2026

    16.3 °C

Climate (2021–2026)

St Helens Aerodrome (5km)

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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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