River Tamar - Supply Bay Weather Forecast

    • 13
    • 26

    Possible storm

    • 12
    • 17

    Shower or two. Becoming windy

    • 8
    • 17

    Cloudy

    • 6
    • 23

    Sunny

    • 9
    • 23

    Cloud clearing

    • 10
    • 27

    Partly cloudy

    • 13
    • 23

    Possible shower

Today 13 Dec Central North

Partly cloudy. Slight chance of a shower in the morning and early afternoon. The chance of a thunderstorm in the morning and afternoon. Winds northwest to southwesterly 15 to 20 km/h becoming light before dawn then becoming northwesterly 25 to 35 km/h in the middle of the day. Overnight temperatures falling to between 10 and 13 with daytime temperatures reaching the mid to high 20s.

Central North Coastal Waters

Stanley to Flinders Island
Wind
Northeast to southeasterly 10 to 15 knots tending northwest to northeasterly in the early morning then tending west to northwesterly 15 to 20 knots in the middle of the day.
Seas
Around 1 metre, increasing to 1 to 1.5 metres by early evening.
1st Swell
Northeasterly around 1 metre, increasing to 1 to 1.5 metres during the morning, then decreasing to around 1 metre around midday.
Weather
Partly cloudy. The chance of a thunderstorm in the morning and afternoon.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

River Tamar - Supply Bay Temperature Statistics View More

December Temperature

Launceston (Ti Tree Bend) (22km)

  • Lowest 10 December, 2025

    5 °C

  • Average December

    14 °C

  • Highest 4 December, 2025

    24.1 °C

Climate (2020–Present)

Launceston (Ti Tree Bend) (22km)

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  • Average Low 2020–2025

    7.8 °C

  • Average 2020–2025

    13.1 °C

  • Average High 2020–2025

    19.2 °C
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