Montague Island Weather Forecast

    • 14
    • 21

    Windy. Clear

    • 11
    • 19

    Partly cloudy

    • 10
    • 20

    Mostly sunny

    • 12
    • 21

    Partly cloudy

    • 12
    • 23

    Mostly sunny

    • 14
    • 25

    Sunny

    • 17
    • 23

    Shower or two

Today 25 Dec South Coast

Partly cloudy. Slight chance of a shower near the Victorian border, most likely later tonight. Near zero chance of rain elsewhere. Winds south to southwesterly 25 to 35 km/h decreasing to 15 to 25 km/h in the late evening.

Batemans Coastal Waters

Ulladulla to Montague Island
Wind
Southerly 25 to 30 knots.
Seas
2.5 to 3 metres.
1st Swell
Southerly 2 to 3 metres inshore, increasing to 3 to 4 metres offshore.
Weather
Partly cloudy.
Weather Situation
Fresh to strong southerly winds are prevailing as a strong high pressure system over the Bight extends a ridge over the coastal waters. Winds are forecast to remain southerly into the weekend, while gradually easing, as the high slowly moves southeast, entering the southern Tasman Sea by the weekend.
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  • Temperature Forecast Bureau of Meteorology

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Montague Island Temperature Statistics View More

December Temperature

Montague Island Lighthouse (0km)

  • Lowest 2 December, 2025

    12.3 °C

  • Average December

    18.8 °C

  • Highest 14 December, 2025

    26.4 °C

Climate (2020–Present)

Montague Island Lighthouse (0km)

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  • Average Low 2020–2025

    14.6 °C

  • Average 2020–2025

    17 °C

  • Average High 2020–2025

    19.9 °C
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