South Haven Marina Weather Forecast

    • 10
    • 23

    Showers increasing

    • 9
    • 18

    Shower or two

    • 7
    • 21

    Partly cloudy

    • 8
    • 28

    Mostly sunny

    • 13
    • 23

    Partly cloudy

    • 9
    • 24

    Sunny

    • 11
    • 27

    Shower or two

Today 21 Jan South East

Partly cloudy. Very high chance of showers, most likely during this afternoon and evening. Light winds becoming west to southwesterly 15 to 20 km/h in the morning then tending south to southwesterly 25 to 40 km/h in the early afternoon. Daytime maximum temperatures between 18 and 23.

Channel

Wind
Southeast to southwesterly 15 to 20 knots tending south to southwesterly 20 to 30 knots in the late afternoon then becoming southwesterly 15 to 25 knots in the evening.
Seas
Below 1 metre, increasing to 1 to 2 metres during the afternoon.
Weather
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.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

South Haven Marina Temperature Statistics View More

January Temperature

Grove (Research Station) (21km)

  • Lowest 1 January, 2026

    4.3 °C

  • Average January

    15.5 °C

  • Highest 7 January, 2026

    29.1 °C

Climate (2021–Present)

Grove (Research Station) (21km)

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  • Average Low 2021–2026

    5.8 °C

  • Average 2021–2026

    11.4 °C

  • Average High 2021–2026

    17.8 °C
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