Grahamstown Lake Weather Forecast

    • 21
    • 32

    Partly cloudy

    • 18
    • 31

    Partly cloudy

    • 19
    • 25

    Shower or two

    • 17
    • 23

    Possible shower

    • 15
    • 24

    Partly cloudy

    • 15
    • 26

    Partly cloudy

    • 14
    • 29

    Partly cloudy

Today 23 Dec Hunter

Mostly sunny. The chance of fog in the early morning. Slight chance of a shower along the coastal fringe, most likely in the early morning. Near zero chance of rain elsewhere. The chance of a thunderstorm about the Lower Hunter in the early morning. The chance of smoke haze in the late afternoon and evening. Light winds becoming west to southwesterly 15 to 25 km/h in the morning then shifting southeasterly 20 to 30 km/h in the late morning and afternoon. Overnight temperatures falling to between 17 and 21 with daytime temperatures reaching 30 to 37.

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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

    23.5 °C
  • Highest 19 December, 2025

    41 °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

    23.8 °C
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