Old Man Rocks Weather Forecast

    • 19
    • 26

    Partly cloudy

    • 15
    • 25

    Showers

    • 17
    • 23

    Possible shower. Windy

    • 11
    • 20

    Mostly sunny

    • 11
    • 24

    Partly cloudy

    • 12
    • 22

    Shower or two

    • 14
    • 19

    Shower or two

Today 8 Jan St Helens

Partly cloudy. Slight chance of a shower. The chance of a thunderstorm in the afternoon and early evening. Winds southeasterly 15 to 25 km/h tending easterly in the early afternoon then becoming light in the evening.

East of Flinders Island Coastal Waters

North Flinders Island to St Helens Point
Wind
Northwest to southwesterly 10 to 15 knots tending southeast to southwesterly in the middle of the day then tending east to southeasterly in the late afternoon.
Seas
Below 1 metre.
1st Swell
Northeasterly around 1 metre.
Weather
Partly cloudy. The chance of a thunderstorm.
Weather Situation
A trough lingers off the northeast coast during Thursday before its forecast to move eastwards on Friday, as a ridge of high pressure extends over Tasmania from the west. A cold front is expected to cross the state early Saturday, followed by another trough in the evening. A high pressure system will move to a position over waters south of the Bight on Sunday and will 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

    17.6 °C

  • Highest 6 January, 2026

    29.7 °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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