Merilup Weather Forecast

    • 10
    • 21

    Shower

    • 7
    • 18

    Cloudy

    • 7
    • 17

    Shower

    • 4
    • 18

    Cloudy

    • 6
    • 22

    Partly cloudy

    • 8
    • 25

    Partly cloudy

    • 11
    • 24

    Partly cloudy

Today 28 Sep Great Southern

Partly cloudy. High chance of showers in the west, medium chance elsewhere. The chance of a thunderstorm in the morning and afternoon. Light winds becoming northwesterly 25 to 35 km/h in the morning then tending westerly 20 to 30 km/h in the late afternoon. Overnight temperatures falling to between 8 and 11 with daytime temperatures reaching between 19 and 22.

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Merilup Temperature Statistics View More

September Temperature

Lake Grace (34km)

  • Lowest 5 September, 2026

    3.5 °C

  • Average September

    14.6 °C

  • Highest 17 September, 2026

    31.8 °C

Climate (2021–2026)

Lake Grace (34km)

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  • Average Low 2021–2026

    10.4 °C

  • Average 2021–2026

    16.5 °C

  • Average High 2021–2026

    24 °C
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