Grahamstown Lake Weather Forecast

    • 13
    • 34

    Sunny

    • 16
    • 37

    Sunny

    • 18
    • 40

    Partly cloudy

    • 21
    • 27

    Shower or two. Possible storm

    • 16
    • 27

    Cloudy

    • 17
    • 35

    Mostly sunny

    • 19
    • 28

    Shower or two

Today 4 Dec Hunter

Sunny. Winds northwesterly 15 to 20 km/h tending northwest to northeasterly in the evening then becoming light in the late evening. Daytime maximum temperatures 30 to 35.

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  • Temperature Forecast Bureau of Meteorology

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Grahamstown Lake Temperature Statistics View More

December Temperature

Williamtown RAAF Base (5km)

  • Lowest 2 December, 2025

    11.3 °C

  • Average December

    18.3 °C

  • Highest 1 December, 2025

    28.1 °C

Climate (2020–Present)

Williamtown RAAF Base (5km)

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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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