Sisters Bay Weather Forecast

    • 8
    • 14

    Showers easing

    • 8
    • 12

    Shower or two

    • 6
    • 9

    Showers

    • 5
    • 9

    Showers increasing

    • 3
    • 9

    Showers. Windy

    • 5
    • 10

    Shower or two

    • 5
    • 12

    Shower or two

Today 26 Aug South East

Partly cloudy. Very high chance of showers, most likely in the early morning. Winds northerly 15 to 25 km/h increasing to 25 to 35 km/h in the early morning then turning northwesterly in the early afternoon. Overnight temperatures falling to between 5 and 10 with daytime temperatures reaching between 13 and 18.

Lower East Coastal Waters

Wineglass Bay to Tasman Island
Wind
Northerly 15 to 25 knots, reaching up to 30 knots during the afternoon and evening. Winds turning northwesterly 20 to 25 knots in the late evening.
Seas
1.5 to 2 metres, increasing to 2 to 3 metres during the morning.
1st Swell
Northeasterly 1 to 1.5 metres, increasing to 1 to 2 metres during the morning, then tending north to northeasterly 1.5 to 2.5 metres by early evening.
Weather
Partly cloudy. 90% chance of showers.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Sisters Bay Temperature Statistics View More

August Temperature

Tasman Island (31km)

  • Lowest 17 August, 2025

    3.3 °C

  • Average August

    9.5 °C

  • Highest 14 August, 2025

    15.2 °C

Climate (2020–Present)

Tasman Island (31km)

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  • Average Low 2020–2025

    9.4 °C

  • Average 2020–2025

    11.5 °C

  • Average High 2020–2025

    14.6 °C
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