Big River Campground Weather Forecast

    • 10
    • 28

    Sunny

    • 10
    • 30

    Sunny

    • 9
    • 35

    Sunny

    • 13
    • 35

    Partly cloudy

    • 15
    • 31

    Cloudy

    • 14
    • 30

    Cloudy

    • 14
    • 32

    Shower

Today 28 Dec Hunter

Partly cloudy. Slight chance of a shower near the coast in the early afternoon. Near zero chance of rain elsewhere. Winds south to southeasterly 25 to 35 km/h. Daytime maximum temperatures 21 to 27.

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  • Temperature Forecast Bureau of Meteorology

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Big River Campground Temperature Statistics View More

December Temperature

Merriwa (Roscommon) (12km)

  • Lowest 3 December, 2025

    5.4 °C

  • Average December

    22.7 °C

  • Highest 21 December, 2025

    40.8 °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

    23.8 °C
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