Pirates Bay Weather Forecast

    • 12
    • 20

    Mostly clear

    • 7
    • 13

    Showers

    • 7
    • 13

    Cloudy

    • 8
    • 15

    Cloudy

    • 8
    • 18

    Partly cloudy

    • 12
    • 21

    Shower or two

    • 10
    • 18

    Shower or two

Today 25 Sep South East

Partly cloudy. Medium chance of showers in the far south, most likely later tonight. Near zero chance of rain elsewhere. Winds westerly 20 to 30 km/h.

Lower East Coastal Waters

Wineglass Bay to Tasman Island
Wind
South to southwesterly 15 to 20 knots, reaching up to 25 knots offshore during the afternoon and evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres by early evening.
1st Swell
South to southwesterly around 1 metre inshore, increasing to 1 to 2 metres offshore.
Weather
Partly cloudy.
Weather Situation
A weak trough moves over the state today ahead of a cold front forecast to cross Tasmania early Saturday morning. A high pressure system is then forecast to extend a ridge over Tasmania from the west during Saturday, before moving across the state on Sunday and Monday. The high is expected to move over the Tasman Sea during Tuesday with northerly flow building over Tasmania ahead of an approaching trough.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Pirates Bay Temperature Statistics View More

September Temperature

Tasman Island (25km)

  • Lowest 16 September, 2026

    3.4 °C

  • Average September

    10.6 °C

  • Highest 20 September, 2026

    24.5 °C

Climate (2021–2026)

Tasman Island (25km)

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  • Average Low 2021–2026

    9.4 °C

  • Average 2021–2026

    11.6 °C

  • Average High 2021–2026

    14.6 °C
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