Rivermouth Campground Weather Forecast

    • 18
    • 33

    Mostly sunny

    • 19
    • 28

    Possible shower

    • 19
    • 25

    Showers. Possible storm

    • 17
    • 23

    Showers. Possible storm

    • 16
    • 30

    Shower or two

    • 18
    • 32

    Partly cloudy

    • 19
    • 28

    Shower or two

Today 9 Dec Mid North Coast

Mostly sunny. The chance of fog in the early morning. Slight chance of a shower. The chance of a thunderstorm in the afternoon and early evening. Winds northwest to northeasterly 15 to 20 km/h tending northeast to southeasterly 15 to 25 km/h in the middle of the day then becoming light in the late evening. Overnight temperatures falling to between 15 and 18 with daytime temperatures reaching 29 to 34.

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  • Temperature Forecast Bureau of Meteorology

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Rivermouth Campground Temperature Statistics View More

December Temperature

Williamtown RAAF Base (49km)

  • Lowest 2 December, 2025

    11.3 °C

  • Average December

    22.8 °C

  • Highest 6 December, 2025

    40.2 °C

Climate (2020–Present)

Williamtown RAAF Base (49km)

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  • Average Low 2020–2025

    13.3 °C

  • Average 2020–2025

    18 °C

  • Average High 2020–2025

    23.7 °C
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