Brother and Sister Weather Forecast

    • 8
    • 15

    Partly cloudy

    • 9
    • 14

    Partly cloudy

    • 8
    • 14

    Partly cloudy

    • 9
    • 15

    Partly cloudy

    • 9
    • 14

    Shower or two

    • 9
    • 13

    Showers

    • 5
    • 10

    Showers

Today 17 Jul South East

Partly cloudy. Winds northwesterly 25 to 35 km/h.

Storm Bay

Wind
Northwesterly 20 to 30 knots.
Seas
Below 1 metre.
Weather
Partly cloudy.
Weather Situation
A west to northwesterly airstream will prevail over the state until Monday as a near stationary high pressure centre over Victoria extends a weak ridge over Tasmania. A weak cold front is expected to move over the west Monday evening, and the rest of the state during Tuesday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Brother and Sister Temperature Statistics View More

July Temperature

Tasman Island (26km)

  • Lowest 4 July, 2026

    3.9 °C

  • Average July

    8.9 °C

  • Highest 1 July, 2026

    15.3 °C

Climate (2021–2026)

Tasman Island (26km)

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  • Average Low 2021–2026

    9.4 °C

  • Average 2021–2026

    11.5 °C

  • Average High 2021–2026

    14.6 °C
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