Old Man Rocks Weather Forecast

    • 13
    • 22

    Partly cloudy

    • 15
    • 21

    Cloudy

    • 13
    • 23

    Partly cloudy

    • 13
    • 28

    Mostly sunny

    • 15
    • 30

    Partly cloudy

    • 15
    • 23

    Partly cloudy

    • 15
    • 24

    Shower or two

Today 3 Jan St Helens

Partly cloudy. Slight chance of a shower. Light winds becoming northeasterly 15 to 25 km/h in the middle of the day then becoming light in the evening.

East of Flinders Island Coastal Waters

North Flinders Island to St Helens Point
Wind
Northeasterly 10 to 15 knots, reaching up to 20 knots offshore during the day.
Seas
Below 1 metre, increasing to 1 to 1.5 metres offshore.
1st Swell
East to southeasterly around 1 metre.
Weather
Partly cloudy. The chance of a thunderstorm offshore this evening.
Weather Situation
A ridge of high pressure will persist over Tasmania today. A low pressure trough is expected to cross the state tomorrow then linger off the east coast on Sunday. On Monday a new ridge of high pressure will extend across from the northwest. The main high pressure centre will move eastwards on Tuesday but will continue to extend a ridge over Tasmania.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Old Man Rocks Temperature Statistics View More

January Temperature

St Helens Aerodrome (12km)

  • Lowest 1 January, 2026

    10.2 °C

  • Average January

    15.3 °C

  • Highest 1 January, 2026

    20 °C

Climate (2021–Present)

St Helens Aerodrome (12km)

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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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