Onion Creek Entrance Weather Forecast

    • 8
    • 13

    Partly cloudy

    • 3
    • 14

    Sunny

    • 3
    • 15

    Sunny

    • 5
    • 16

    Partly cloudy

    • 6
    • 16

    Possible shower

    • 8
    • 17

    Partly cloudy

    • 9
    • 17

    Possible shower

Today 17 May St Helens

Partly cloudy. Slight chance of a shower early this morning. Light winds becoming southerly 15 to 20 km/h in the middle of the day then becoming light in the late afternoon.

Upper East Coastal Waters

St Helens Point to Wineglass Bay
Wind
Southwesterly 20 to 25 knots, reaching up to 30 knots offshore in the afternoon.
Seas
1.5 to 2.5 metres.
1st Swell
Southerly 1 to 1.5 metres inshore, increasing to 1.5 to 2.5 metres offshore.
Weather
Partly cloudy.
Weather Situation
A southwesterly flow prevails behind a front which crossed the state on Friday night. A high pressure system over the Bight is forecast to move slowly east, building a ridge over the state on Sunday, persisting to the north of Tasmania on Monday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Onion Creek Entrance Temperature Statistics View More

May Temperature

St Helens Aerodrome (3km)

  • Lowest 2 May, 2025

    3.9 °C

  • Average May

    13.2 °C

  • Highest 5 May, 2025

    22 °C

Climate (2020–Present)

St Helens Aerodrome (3km)

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  • Average Low 2020–2025

    9.4 °C

  • Average 2020–2025

    13.3 °C

  • Average High 2020–2025

    18.2 °C
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