Koonya Weather Forecast

    • 10
    • 16

    Partly cloudy

    • 10
    • 15

    Possible shower

    • 9
    • 17

    Mostly sunny

    • 10
    • 18

    Mostly sunny

    • 11
    • 18

    Partly cloudy

    • 12
    • 18

    Shower or two

    • 9
    • 16

    Shower or two

Today 19 May South East

Partly cloudy. The chance of morning fog. Medium chance of showers in the far south, slight chance elsewhere. Light winds becoming northwesterly 15 to 20 km/h in the morning then tending westerly 15 to 25 km/h in the middle of the day. Daytime maximum temperatures between 11 and 16.

Frederick Henry Bay and Norfolk Bay Boating

Wind
North to northwesterly below 10 knots tending southwesterly 10 to 15 knots in the late afternoon then becoming westerly about 10 knots in the late evening.
Seas
Below 1 metre.
Weather
Partly cloudy.
Weather Situation
A weak cold front will cross Tasmania today. A ridge will then extend over the State from a high in the northern Bight from Wednesday. The high is forecast to move across Tasmania during Friday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Koonya Temperature Statistics View More

May Temperature

Tasman Island (25km)

  • Lowest 8 May, 2026

    4.7 °C

  • Average May

    13.1 °C

  • Highest 1 May, 2026

    21.4 °C

Climate (2021–Present)

Tasman Island (25km)

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  • Average Low 2021–2026

    9.3 °C

  • Average 2021–2026

    11.5 °C

  • Average High 2021–2026

    14.6 °C
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