Diamond Island Weather Forecast

    • 8
    • 14

    Partly cloudy

    • 8
    • 18

    Cloudy

    • 9
    • 17

    Showers increasing

    • 6
    • 15

    Shower or two

    • 6
    • 19

    Partly cloudy

    • 10
    • 18

    Shower or two

    • 6
    • 16

    Partly cloudy

Today 8 Nov East Coast

Partly cloudy. Winds southeast to southwesterly 25 to 35 km/h decreasing to 15 to 20 km/h in the late evening.

Upper East Coastal Waters

St Helens Point to Wineglass Bay
Wind
Southerly 20 to 25 knots, reaching up to 30 knots in the late afternoon.
Seas
1.5 to 2.5 metres.
1st Swell
Southerly around 1 metre inshore, increasing to 1 to 1.5 metres offshore.
Weather
Cloudy.
Weather Situation
A broad west to southwesterly flow will develop across the state as a ridge pushes northwards this weekend. A series of cold fronts embedded in the west to southwesterly flow is expected to pass over the state next week with the ridge persisting to the north.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Diamond Island Temperature Statistics View More

November Temperature

Bicheno (Council Depot) (2km)

  • Lowest 6 November, 2025

    7.5 °C

  • Average November

    14.4 °C

  • Highest 6 November, 2025

    20.5 °C

Climate (2020–Present)

Bicheno (Council Depot) (2km)

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  • Average Low 2020–2025

    10.5 °C

  • Average 2020–2025

    14.3 °C

  • Average High 2020–2025

    18.1 °C
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