Kirwans Beach Weather Forecast

    • 14
    • 31

    Mostly sunny

    • 19
    • 25

    Partly cloudy

    • 14
    • 23

    Shower or two

    • 17
    • 23

    Possible shower

    • 11
    • 21

    Mostly sunny

    • 11
    • 25

    Partly cloudy

    • 13
    • 19

    Shower or two

Today 7 Jan St Helens

Mostly sunny. Light winds becoming northerly 20 to 30 km/h in the morning then tending northwesterly 15 to 25 km/h in the late afternoon.

East of Flinders Island Coastal Waters

North Flinders Island to St Helens Point
Wind
Northwesterly 10 to 15 knots turning northerly during the morning. Winds reaching up to 20 knots inshore in the afternoon.
Seas
Around 1 metre, increasing to 1 to 1.5 metres inshore during the afternoon.
1st Swell
East to northeasterly below 1 metre.
Weather
Sunny.
Weather Situation
A high pressure system over the Tasman Sea will continue to extend a ridge over Tasmania until a trough moves across the state later today. This trough will linger off the northeast coast on Thursday until a cold front crosses the state early Saturday, followed by another trough in the evening.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Kirwans Beach Temperature Statistics View More

January Temperature

St Helens Aerodrome (1km)

  • Lowest 1 January, 2026

    10.2 °C

  • Average January

    17.3 °C

  • Highest 5 January, 2026

    27.6 °C

Climate (2021–Present)

St Helens Aerodrome (1km)

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  • Average Low 2021–2026

    9.3 °C

  • Average 2021–2026

    13.3 °C

  • Average High 2021–2026

    18.2 °C
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