Flat Rock Weather Forecast

    • 8
    • 19

    Partly cloudy

    • 9
    • 18

    Partly cloudy

    • 10
    • 20

    Mostly sunny

    • 13
    • 19

    Shower or two

    • 10
    • 16

    Showers. Becoming windy

    • 8
    • 14

    Shower or two. Windy

    • 8
    • 18

    Cloudy

Today 10 Dec South East

Partly cloudy. Slight chance of a shower in the far south, most likely this evening. Near zero chance of rain elsewhere. Winds northwesterly 15 to 25 km/h turning westerly 25 to 40 km/h in the late morning. Daytime maximum temperatures between 14 and 21.

Lower East Coastal Waters

Wineglass Bay to Tasman Island
Wind
Westerly 10 to 15 knots shifting east to northeasterly in the late morning and early afternoon then tending northwest to southwesterly in the late evening. Winds reaching up to 20 knots offshore early in the morning and again in the late evening.
Seas
1 to 1.5 metres, decreasing below 1 metre during the morning.
1st Swell
Southwesterly around 1 metre inshore, increasing to 2 to 3 metres offshore.
Weather
Mostly sunny.
Weather Situation
A high centre will slowly approach the state on Wednesday, as a weak trough brushes the far south. The high is expected to move over Tasmania on Thursday and slowly away to the east during Friday. A cold front is then forecast to cross the state during Saturday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Flat Rock Temperature Statistics View More

December Temperature

Tasman Island (26km)

  • Lowest 7 December, 2025

    5.4 °C

  • Average December

    12 °C

  • Highest 4 December, 2025

    24.6 °C

Climate (2020–Present)

Tasman Island (26km)

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  • Average Low 2020–2025

    9.3 °C

  • Average 2020–2025

    11.5 °C

  • Average High 2020–2025

    14.5 °C
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