Big Lagoon Beach Weather Forecast

    • 8
    • 13

    Rain

    • 8
    • 16

    Shower or two

    • 7
    • 13

    Showers easing

    • 7
    • 15

    Showers increasing

    • 6
    • 12

    Showers easing

    • 8
    • 15

    Partly cloudy

    • 7
    • 17

    Partly cloudy

Today 5 Sep South East

Cloudy. Very high chance of rain. Winds south to southeasterly 15 to 20 km/h tending south to southwesterly 20 to 30 km/h in the evening.

South East Coastal Waters

Tasman Island to South East Cape
Wind
Easterly 10 to 15 knots turning south to southeasterly 15 to 20 knots in the evening.
Seas
Below 1 metre, increasing to 1 to 1.5 metres by early evening.
1st Swell
Southwesterly 2 to 3 metres inshore, increasing to 3 to 4 metres offshore.
Weather
Cloudy. 90% chance of rain.
Weather Situation
A low pressure system near the west coast is directing a west to northwesterly flow over the State. The low will cross Tasmania early Saturday evening, with a west to southwesterly airstream then becoming established in its wake. A weaker cold front embedded in the westerly flow is forecast to cross the State early Monday, followed by another later Tuesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Big Lagoon Beach Temperature Statistics View More

September Temperature

Cape Bruny (14km)

  • Lowest 4 September, 2026

    7.1 °C

  • Average September

    11 °C

  • Highest 1 September, 2026

    18.3 °C

Climate (2021–2026)

Cape Bruny (14km)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    9.6 °C

  • Average 2021–2026

    12.5 °C

  • Average High 2021–2026

    16.5 °C
Get WillyWeather+ to remove ads