The Barway Weather Forecast

    • 8
    • 13

    Shower or two

    • 4
    • 14

    Mostly sunny

    • 2
    • 14

    Sunny

    • 6
    • 13

    Shower or two

    • 2
    • 12

    Sunny

    • 3
    • 14

    Mostly sunny

    • 3
    • 14

    Partly cloudy

Today 20 Jun St Helens

Cloudy. Medium chance of showers, becoming less likely this morning. Winds southerly 20 to 30 km/h becoming light in the evening.

East of Flinders Island Coastal Waters

North Flinders Island to St Helens Point
Wind
Southerly 15 to 25 knots, reaching up to 30 knots during the morning. Winds turning southeasterly during the morning and early afternoon.
Seas
1 to 1.5 metres, increasing to 1.5 to 2.5 metres during the morning.
1st Swell
Southerly around 1 metre inshore, increasing to 1 to 1.5 metres offshore during the morning.
Weather
Cloudy. 80% chance of showers.
Weather Situation
A cooler south to southwesterly airstream is expected on Saturday with a ridge of high pressure forecast to develop over the state through the weekend. A warmer northwesterly airstream is then expected to develop during Monday as the ridge gradually moves to the east and a cold front approaches from the west. The cold front is expected to move over Tasmania on Tuesday resulting in a return to cooler southerly flow.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

The Barway Temperature Statistics View More

June Temperature

St Helens Aerodrome (8km)

  • Lowest 15 June, 2026

    2.9 °C

  • Average June

    11.6 °C

  • Highest 10 June, 2026

    18.4 °C

Climate (2021–2026)

St Helens Aerodrome (8km)

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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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