Merriwa Weather Forecast

    • 5
    • 19

    Shower

    • 5
    • 15

    Windy

    • 0
    • 19

    Sunny

    • 1
    • 20

    Sunny

    • 2
    • 20

    Partly cloudy

    • 3
    • 20

    Partly cloudy

    • 3
    • 22

    Sunny

Today 29 Aug Hunter

Sunny morning. Medium chance of showers, most likely later tonight. Winds northwesterly 30 to 45 km/h. Daytime maximum temperatures between 15 and 21.

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Merriwa Temperature Statistics View More

August Temperature

Merriwa (Roscommon) (17km)

  • Lowest 18 August, 2025

    -3.6 °C

  • Average August

    10 °C

  • Highest 26 August, 2025

    24.6 °C

Climate (2020–Present)

Merriwa (Roscommon) (17km)

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  • Average Low 2020–2025

    9 °C

  • Average 2020–2025

    15.6 °C

  • Average High 2020–2025

    23.6 °C
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