Rapid Bay Weather Forecast

    • 11
    • 13

    Shower

    • 9
    • 13

    Shower

    • 9
    • 13

    Partly cloudy

    • 8
    • 13

    Cloudy

    • 10
    • 12

    Cloudy

    • 8
    • 13

    Sunny

    • 8
    • 17

    Partly cloudy

Today 5 Sep Mount Lofty Ranges

Partly cloudy. Medium chance of showers. Damaging winds possible. Winds westerly 35 to 50 km/h decreasing to 15 to 25 km/h in the late evening.

Investigator Strait Coastal Waters

Wind
Westerly 20 to 25 knots, reaching up to 30 knots in the late afternoon. Winds turning southwesterly 15 to 20 knots in the evening.
Seas
2.5 to 3 metres, decreasing below 2 metres later in the evening.
1st Swell
West to southwesterly 2 to 3 metres.
Weather
Partly cloudy.
Weather Situation
A trough and cold front moved across SA early on Saturday and will continue to move away to the east overnight. A ridge of high pressure will follow and move over SA overnight and on Sunday. Another cold front will move across southern coasts early Monday but the ridge will persist further north. A trough over the interior of WA will be near stationary early to mid next week.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Rapid Bay Temperature Statistics View More

September Temperature

Parawa West (Second Valley Forest) (9km)

  • Lowest 4 September, 2026

    6.9 °C

  • Average September

    11.1 °C

  • Highest 1 September, 2026

    16.6 °C

Climate (2021–2026)

Parawa West (Second Valley Forest) (9km)

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  • Average Low 2021–2026

    10.5 °C

  • Average 2021–2026

    13.5 °C

  • Average High 2021–2026

    17.7 °C
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