Happy Valley Weather Forecast

    • 10
    • 20

    Showers

    • 12
    • 17

    Showers. Windy

    • 10
    • 16

    Partly cloudy

    • 9
    • 18

    Partly cloudy

    • 8
    • 17

    Partly cloudy

    • 10
    • 18

    Partly cloudy

    • 8
    • 20

    Sunny

Today 4 Sep Adelaide

Cloudy. Very high chance of showers, most likely from the late morning. Winds north to northeasterly 15 to 25 km/h tending north to northwesterly 20 to 30 km/h in the evening.

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Happy Valley Temperature Statistics View More

September Temperature

Noarlunga (10km)

  • Lowest 3 September, 2026

    11.3 °C

  • Average September

    14.4 °C

  • Highest 1 September, 2026

    20.6 °C

Climate (2021–2026)

Noarlunga (10km)

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  • Average Low 2021–2026

    12.8 °C

  • Average 2021–2026

    16.8 °C

  • Average High 2021–2026

    21.9 °C
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