Deep Bay Weather Forecast

    • 6
    • 27

    Showers increasing. Windy

    • 5
    • 14

    Showers

    • 6
    • 17

    Partly cloudy

    • 3
    • 18

    Partly cloudy

    • 6
    • 20

    Partly cloudy

    • 10
    • 21

    Shower or two

    • 10
    • 15

    Showers

Today 20 Sep South East

Mostly sunny. High chance of showers in the south, medium chance elsewhere. Snow falling above 1000 metres. Possible small hail in the far south later tonight. Damaging winds possible from early afternoon. Winds northwesterly 40 to 60 km/h turning westerly 35 to 55 km/h in the evening. Daytime maximum temperatures 22 to 27.

Channel

Wind
Northerly 15 to 25 knots turning westerly 20 to 30 knots in the evening. Squalls possible.
Seas
Around 1 metre, increasing to 1 to 1.5 metres during the afternoon.
Weather
Becoming cloudy. 70% chance of showers.
Weather Situation
Warm northwesterly winds expected ahead of a cold front crossing the state this evening. The flow will tend colder southwesterly on Monday morning, with a high to establish over the Bight later Monday. This high is expected to move to the north of Tasmania on Tuesday morning and lie over the northern Tasman Sea during Wednesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Deep Bay Temperature Statistics View More

September Temperature

Dover (16km)

  • Lowest 12 September, 2026

    2.3 °C

  • Average September

    10.1 °C

  • Highest 14 September, 2026

    20.4 °C

Climate (2021–2026)

Dover (16km)

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  • Average Low 2021–2026

    6.9 °C

  • Average 2021–2026

    10 °C

  • Average High 2021–2026

    17 °C
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