Merriwa Weather Forecast

    • 11
    • 23

    Shower or two clearing

    • 13
    • 26

    Sunny

    • 15
    • 27

    Sunny

    • 15
    • 25

    Sunny

    • 15
    • 23

    Partly cloudy

    • 14
    • 22

    Shower or two

    • 14
    • 22

    Shower or two

Today 26 Oct Perth

Cloudy. Medium chance of showers in the morning and afternoon. The chance of a thunderstorm in the afternoon. Winds easterly 15 to 20 km/h becoming light in the late afternoon then becoming south to southeasterly 15 to 20 km/h in the evening.

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  • Temperature Forecast Bureau of Meteorology

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Merriwa Temperature Statistics View More

October Temperature

Gingin Airport (26 km)

  • Lowest 25 October, 2026

    -0.4 °C

  • Average October

    15.2 °C

  • Highest 14 October, 2026

    31.7 °C

Climate (2021–2026)

Gingin Airport (26 km)

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  • Average Low 2021–2026

    11.4 °C

  • Average 2021–2026

    18.3 °C

  • Average High 2021–2026

    26.2 °C
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