Rapid Bay Weather Forecast

    • 12
    • 18

    Cloudy

    • 11
    • 17

    Cloudy

    • 11
    • 22

    Sunny

    • 13
    • 30

    Sunny

    • 17
    • 35

    Sunny

    • 17
    • 25

    Partly cloudy

    • 14
    • 21

    Partly cloudy

Today 14 Dec Mount Lofty Ranges

Cloudy. Winds southerly 20 to 30 km/h.

Investigator Strait Coastal Waters

Wind
Southerly 15 to 20 knots.
Seas
1 to 1.5 metres.
1st Swell
West to southwesterly around 1 metre, increasing to 1 to 1.5 metres through the Backstairs Passage.
Weather
Cloudy.
Weather Situation
A high pressure system in the Bight, maintains a ridge over SA as it slowly moves eastwards and out to the Tasman Sea by Wednesday. A trough of low pressure forecast to drift into the far northeast of SA late Wednesday, slowing moving south during Thursday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Rapid Bay Temperature Statistics View More

December Temperature

Parawa West (Second Valley Forest) (9km)

  • Lowest 7 December, 2025

    7.1 °C

  • Average December

    15.3 °C

  • Highest 12 December, 2025

    32.9 °C

Climate (2020–Present)

Parawa West (Second Valley Forest) (9km)

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  • Average Low 2020–2025

    10.4 °C

  • Average 2020–2025

    13.4 °C

  • Average High 2020–2025

    17.5 °C
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