River Derwent - Mary Ann Bay Weather Forecast

    • 13
    • 22

    Showers increasing

    • 10
    • 18

    Shower or two

    • 9
    • 20

    Partly cloudy

    • 11
    • 28

    Sunny

    • 16
    • 23

    Partly cloudy

    • 12
    • 23

    Sunny

    • 14
    • 26

    Shower or two

Today 21 Jan Hobart

Partly cloudy. Very high chance of showers, most likely during this afternoon and evening. Light winds becoming south to southeasterly 20 to 30 km/h in the middle of the day then tending south to southwesterly in the evening.

Derwent Estuary

Wind
Southeast to southwesterly 15 to 25 knots tending south to southwesterly 25 to 30 knots in the evening then becoming southwesterly 15 to 25 knots in the late evening.
Seas
Below 1 metre, increasing to 1 to 2 metres during the afternoon.
Weather
Partly cloudy. 90% chance of showers.
Weather Situation
A cold front will move across the state from the west today. A high pressure system moves into waters south of the Bight and extends a ridge over Tasmania on Thursday. That high then moves into the Tasman Sea on Friday, directing a northerly stream over the state ahead of a cold front expected over the weekend.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

River Derwent - Mary Ann Bay Temperature Statistics View More

January Temperature

Hobart (Ellerslie Road) (11km)

  • Lowest 1 January, 2026

    8.6 °C

  • Average January

    16.7 °C

  • Highest 6 January, 2026

    26.9 °C

Climate (2021–Present)

Hobart (Ellerslie Road) (11km)

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  • Average Low 2021–2026

    9.3 °C

  • Average 2021–2026

    13.1 °C

  • Average High 2021–2026

    18 °C
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