Dart Island Weather Forecast

    • 14
    • 27

    Showers increasing

    • 13
    • 23

    Partly cloudy

    • 12
    • 26

    Mostly sunny

    • 15
    • 27

    Shower or two

    • 12
    • 22

    Showers

    • 10
    • 17

    Showers

    • 8
    • 15

    Shower or two

Today 20 Oct South East

Partly cloudy. High chance of showers, most likely in the afternoon and early evening. The chance of a thunderstorm in the afternoon and early evening, possibly severe with heavy rain which may lead to flash flooding. Winds north to northwesterly 25 to 40 km/h tending west to northwesterly 25 to 35 km/h in the middle of the day then tending northwest to southwesterly 15 to 25 km/h in the evening. Daytime maximum temperatures 22 to 27.

Frederick Henry Bay and Norfolk Bay Boating

Wind
Northwest to northeasterly 10 to 15 knots tending southeast to southwesterly in the late afternoon then becoming variable below 10 knots in the evening.
Seas
Below 1 metre.
Weather
Partly cloudy. 70% chance of showers. The chance of a thunderstorm in the afternoon and early evening.
Weather Situation
A blocking high over the Tasman Sea directs a warm northwesterly flow over Tasmania this week. A weak trough is approaching from the west, forecast to move over the state today and tomorrow. Northwesterly winds are forecast to increase on Thursday, ahead of a cold front to move over Tasmania on Friday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Dart Island Temperature Statistics View More

October Temperature

Tasman Island (26 km)

  • Lowest 13 October, 2026

    4 °C

  • Average October

    11.3 °C

  • Highest 18 October, 2026

    20.1 °C

Climate (2021–2026)

Tasman Island (26 km)

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  • Average Low 2021–2026

    9.4 °C

  • Average 2021–2026

    11.6 °C

  • Average High 2021–2026

    14.7 °C
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