De Witt Island Weather Forecast

    • 10
    • 14

    Shower or two

    • 13
    • 13

    Showers

    • 10
    • 10

    Showers

    • 9
    • 11

    Shower or two

    • 10
    • 11

    Cloudy

    • 9
    • 16

    Possible shower

    • 14
    • 14

    Showers

Today 24 Sep Western

Cloudy. High chance of showers. Winds north to northwesterly 25 to 35 km/h.

South West Coastal Waters

South East Cape to Low Rocky Point
Wind
Northwesterly 20 to 25 knots, reaching up to 30 knots offshore.
Seas
1 to 1.5 metres, increasing to 1 to 2 metres offshore.
1st Swell
Southwesterly 2 metres.
Weather
Cloudy. 70% chance of showers.
Weather Situation
A ridge extending over Tasmania from a high pressure system in the Tasman Sea weakens today, as a trough approaches from the west in the evening. A weak trough is forecast to move over the state from the west during Friday ahead of a cold front to cross early on Saturday. A secondary high pressure system is forecast to extend a ridge over Tasmania from the southwest during Saturday, and move over on Sunday and Monday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

De Witt Island Temperature Statistics View More

September Temperature

Maatsuyker Island (9km)

  • Lowest 16 September, 2026

    3.8 °C

  • Average September

    10.3 °C

  • Highest 20 September, 2026

    20.6 °C

Climate (2021–2026)

Maatsuyker Island (9km)

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  • Average Low 2021–2026

    9.5 °C

  • Average 2021–2026

    11.7 °C

  • Average High 2021–2026

    14.3 °C
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