Brother and Sister Weather Forecast

    • 8
    • 15

    Cloudy

    • 9
    • 15

    Cloudy

    • 8
    • 19

    Sunny

    • 10
    • 21

    Sunny

    • 11
    • 22

    Sunny

    • 12
    • 23

    Mostly sunny

    • 14
    • 23

    Shower or two

Today 14 Oct South East

Cloudy. Winds northwest to southwesterly 15 to 20 km/h.

Storm Bay

Wind
Southwesterly 10 to 15 knots.
Seas
Below 1 metre.
Weather
Cloudy.
Weather Situation
A high pressure system centred to the west will drift slowly eastwards tonight and Thursday, before becoming established over the southern Tasman Sea, remaining near stationary through the weekend.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Brother and Sister Temperature Statistics View More

October Temperature

Tasman Island (26 km)

  • Lowest 13 October, 2026

    4 °C

  • Average October

    10.7 °C

  • Highest 10 October, 2026

    18.8 °C

Climate (2021–2026)

Tasman Island (26 km)

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  • Average Low 2021–2026

    9.4 °C

  • Average 2021–2026

    11.6 °C

  • Average High 2021–2026

    14.7 °C
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