Big River Campground Weather Forecast

    • 7
    • 14

    Shower

    • 6
    • 21

    Shower

    • 8
    • 26

    Cloudy

    • 10
    • 28

    Cloudy

    • 11
    • 31

    Partly cloudy

    • 12
    • 32

    Partly cloudy

    • 14
    • 35

    Shower

Today 28 Oct Hunter

Cloudy. Very high chance of showers, most likely in the afternoon and evening. Winds southeasterly 20 to 30 km/h. Overnight temperatures falling to between 7 and 11 with daytime temperatures reaching between 12 and 17.

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  • Temperature Forecast Bureau of Meteorology

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Big River Campground Temperature Statistics View More

October Temperature

Merriwa (Roscommon) (12km)

  • Lowest 5 October, 2025

    2.1 °C

  • Average October

    18.1 °C

  • Highest 22 October, 2025

    36.1 °C

Climate (2020–Present)

Merriwa (Roscommon) (12km)

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  • Average Low 2020–2025

    9 °C

  • Average 2020–2025

    15.7 °C

  • Average High 2020–2025

    23.7 °C
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