Clerk Point Weather Forecast

    • 4
    • 19

    Sunny

    • 5
    • 21

    Partly cloudy

    • 12
    • 23

    Shower or two

    • 10
    • 17

    Showers

    • 5
    • 15

    Mostly sunny

    • 5
    • 16

    Mostly sunny

    • 7
    • 21

    Possible shower

Today 23 Sep St Helens

Sunny. Winds northerly 15 to 25 km/h tending northwesterly 15 to 20 km/h in the late afternoon then becoming light in the evening.

East of Flinders Island Coastal Waters

North Flinders Island to St Helens Point
Wind
Northwest to northeasterly 10 to 15 knots becoming variable about 10 knots in the middle of the day.
Seas
Below 1 metre.
1st Swell
Southerly around 1 metre inshore, increasing to 1 to 1.5 metres offshore.
Weather
Mostly sunny.
Weather Situation
A high pressure system centred over Bass Strait moves eastwards to lie over the northern Tasman Sea during today and Thursday, maintaining ridge dominated conditions over Tasmania. A trough is forecast to move over the state from the west during Friday ahead of a cold front to cross later. A secondary high pressure system is forecast to extend a ridge over Tasmania from the southwest during Saturday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Clerk Point Temperature Statistics View More

September Temperature

St Helens Aerodrome (7km)

  • Lowest 22 September, 2026

    1.7 °C

  • Average September

    12.2 °C

  • Highest 20 September, 2026

    23.6 °C

Climate (2021–2026)

St Helens Aerodrome (7km)

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  • Average Low 2021–2026

    9.4 °C

  • Average 2021–2026

    13.4 °C

  • Average High 2021–2026

    18.4 °C
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