Koonya Weather Forecast

    • 9
    • 17

    Partly cloudy

    • 12
    • 19

    Possible shower

    • 11
    • 15

    Partly cloudy

    • 7
    • 13

    Shower or two

    • 9
    • 17

    Partly cloudy

    • 10
    • 17

    Shower or two

    • 7
    • 11

    Shower or two

Today 14 Sep South East

Partly cloudy. Slight chance of a shower, most likely in the evening. Winds northwesterly 15 to 25 km/h increasing to 35 to 50 km/h before dawn. Overnight temperatures falling to between 6 and 9 with daytime temperatures reaching between 13 and 19.

Frederick Henry Bay and Norfolk Bay Boating

Wind
Northwesterly 15 to 20 knots.
Seas
Below 1 metre.
Weather
Partly cloudy.
Weather Situation
A northwesterly airstream builds over Tasmania as a high pressure system moves eastward over the northern Tasman Sea today. A series of troughs and cold fronts are expected to cross the state during Monday and Tuesday, before a westerly airstream builds on Wednesday as a high lies over Victoria.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Koonya Temperature Statistics View More

September Temperature

Tasman Island (25km)

  • Lowest 5 September, 2025

    1.9 °C

  • Average September

    8.6 °C

  • Highest 8 September, 2025

    16 °C

Climate (2020–Present)

Tasman Island (25km)

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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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