Hay Flat Weather Forecast

    • 10
    • 14

    Possible shower

    • 9
    • 12

    Cloudy

    • 8
    • 12

    Cloudy

    • 6
    • 13

    Sunny

    • 7
    • 17

    Sunny

    • 11
    • 19

    Sunny

    • 11
    • 16

    Partly cloudy

Today 14 Sep Mount Lofty Ranges

Cloudy. Medium chance of showers, most likely at night. Winds westerly 15 to 25 km/h. Overnight temperatures falling to around 10 with daytime temperatures reaching between 15 and 18.

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Hay Flat Temperature Statistics View More

September Temperature

Parawa West (Second Valley Forest) (8km)

  • Lowest 8 September, 2026

    5.2 °C

  • Average September

    11.3 °C

  • Highest 12 September, 2026

    19.4 °C

Climate (2021–2026)

Parawa West (Second Valley Forest) (8km)

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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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