Brother and Sister Weather Forecast

    • 11
    • 16

    Cloudy

    • 12
    • 17

    Partly cloudy

    • 11
    • 15

    Cloudy

    • 11
    • 16

    Cloudy

    • 10
    • 17

    Partly cloudy

    • 11
    • 18

    Sunny

    • 13
    • 19

    Mostly sunny

Today 9 May South East

Partly cloudy. Winds west to southwesterly 20 to 30 km/h.

Storm Bay

Wind
Southwesterly 15 to 20 knots.
Seas
1 to 1.5 metres.
Weather
Partly cloudy.
Weather Situation
A high pressure centre lies over the Bight and extends a ridge of high pressure over Tasmania, bringing mostly settled weather to the state. The high is expected to slowly approach Tasmania during Sunday and Monday, then pass close to the south during Tuesday before moving over the Tasman Sea on Wednesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Brother and Sister Temperature Statistics View More

May Temperature

Tasman Island (26km)

  • Lowest 8 May, 2026

    4.7 °C

  • Average May

    13.5 °C

  • Highest 1 May, 2026

    21.4 °C

Climate (2021–Present)

Tasman Island (26km)

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

  • Average Low 2021–2026

    9.3 °C

  • Average 2021–2026

    11.5 °C

  • Average High 2021–2026

    14.5 °C
Get WillyWeather+ to remove ads