Saint Helens Marina Weather Forecast

    • 13
    • 23

    Partly cloudy

    • 12
    • 21

    Shower or two

    • 11
    • 16

    Shower or two

    • 10
    • 15

    Rain

    • 10
    • 16

    Showers

    • 8
    • 17

    Shower or two

    • 9
    • 19

    Shower or two

Today 30 Sep St Helens

Partly cloudy. Slight chance of a shower. Winds northwesterly 15 to 20 km/h.

East of Flinders Island Coastal Waters

North Flinders Island to St Helens Point
Wind
Northerly 10 to 15 knots.
Seas
Around 1 metre.
1st Swell
Southerly around 1 metre.
Weather
Cloudy.
Weather Situation
Northwesterly flow persists over the state as a broad trough is forecast to cross the state during the day Thursday, followed by a weak cold front in the evening. A ridge of high pressure is then expected to approach Tasmania from the west during Friday, concurrently with a trough deepening over Victoria. The trough is forecast to move near the east of Tasmania on Saturday, before moving away to the southeast on Sunday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Saint Helens Marina Temperature Statistics View More

September Temperature

St Helens Aerodrome (2km)

  • Lowest 22 September, 2026

    1.7 °C

  • Average September

    12.1 °C

  • Highest 20 September, 2026

    23.6 °C

Climate (2021–2026)

St Helens Aerodrome (2km)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    9.4 °C

  • Average 2021–2026

    13.4 °C

  • Average High 2021–2026

    18.4 °C
Get WillyWeather+ to remove ads