Merriwa Weather Forecast

    • 4
    • 19

    Partly cloudy

    • 4
    • 21

    Fog

    • 3
    • 22

    Partly cloudy

    • 7
    • 20

    Shower

    • 8
    • 19

    Shower

    • 5
    • 20

    Partly cloudy

    • 5
    • 22

    Partly cloudy

Today 18 Aug Hunter

Partly cloudy. Slight chance of a shower along the coastal fringe, near zero chance elsewhere. Winds easterly 15 to 20 km/h becoming light in the evening.

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Merriwa Temperature Statistics View More

August Temperature

Merriwa (Roscommon) (17km)

  • Lowest 7 August, 2026

    -2.6 °C

  • Average August

    9.1 °C

  • Highest 3 August, 2026

    19.5 °C

Climate (2021–2026)

Merriwa (Roscommon) (17km)

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  • Average Low 2021–2026

    9.2 °C

  • Average 2021–2026

    16 °C

  • Average High 2021–2026

    24.1 °C
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