Granville Harbour Weather Forecast

    • 11
    • 17

    Shower

    • 10
    • 19

    Shower

    • 10
    • 16

    Shower

    • 8
    • 15

    Shower

    • 9
    • 14

    Windy

    • 8
    • 15

    Shower

    • 9
    • 17

    Shower

Today 20 Dec Western

Cloudy. High chance of showers, becoming less likely in the early afternoon. Winds northwest to northeasterly 15 to 25 km/h tending west to northwesterly 25 to 40 km/h in the early morning. Daytime maximum temperatures between 14 and 18.

Central West Coastal Waters

Low Rocky Point to Sandy Cape
Wind
West to northwesterly 15 to 25 knots.
Seas
1.5 to 2 metres.
1st Swell
Southwesterly around 1 metre, increasing to 1 to 1.5 metres during the morning, then tending west to southwesterly 1 to 2 metres around midday.
Weather
Cloudy.
Weather Situation
A broad low pressure system lies to the west of Tasmania and is forecast to deepen and slowly move south east over Tasmania during Saturday and clear the State to the south on Sunday. A second, more intense, low pressure system is then forecast to move across Bass Strait Sunday and clear to the east Monday morning. A ridge of high pressure then extends across Tasmania and persists Monday and Tuesday to direct a westerly flow.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Granville Harbour Temperature Statistics View More

December Temperature

Strahan Airport (44km)

  • Lowest 11 December, 2025

    4.8 °C

  • Average December

    13.1 °C

  • Highest 18 December, 2025

    24.7 °C

Climate (2020–Present)

Strahan Airport (44km)

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  • Average Low 2020–2025

    8.4 °C

  • Average 2020–2025

    12.3 °C

  • Average High 2020–2025

    17 °C
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