St Helens Weather Forecast

    • 9
    • 13

    Cloudy

    • 5
    • 15

    Partly cloudy

    • 7
    • 16

    Shower or two

    • 4
    • 17

    Mostly sunny

    • 7
    • 17

    Partly cloudy

    • 6
    • 13

    Possible shower

    • 6
    • 15

    Shower or two

Today 10 Aug St Helens

Cloudy. Slight chance of a shower. Winds southwesterly 25 to 30 km/h.

East of Flinders Island Coastal Waters

North Flinders Island to St Helens Point
Wind
South to southwesterly 20 to 30 knots.
Seas
2.5 to 3 metres.
1st Swell
South to southwesterly 1 to 2 metres offshore.
Weather
Cloudy. 80% chance of rain offshore, 50% chance elsewhere.
Weather Situation
A low sits to the northeast of Tasmania and is slowly moving east into the Tasman Sea. A weak ridge is expected to cross over the state during Tuesday before a cold front arrives early Wednesday morning. A high is then forecast to move over the mainland directing a westerly flow over Tasmania on Thursday and persisting into Friday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

St Helens Temperature Statistics View More

August Temperature

St Helens Aerodrome (3km)

  • Lowest 1 August, 2026

    3 °C

  • Average August

    9 °C

  • Highest 6 August, 2026

    16.3 °C

Climate (2021–2026)

St Helens Aerodrome (3km)

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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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