Newcastle Airport Weather Forecast

    • 12
    • 32

    Sunny

    • 14
    • 21

    Showers increasing

    • 11
    • 20

    Shower or two

    • 10
    • 23

    Partly cloudy

    • 8
    • 28

    Sunny

    • 11
    • 31

    Sunny

    • 12
    • 32

    Possible shower

Today 26 Sep Hunter

Partly cloudy. Slight chance of a shower during this afternoon and evening. The chance of a thunderstorm during this afternoon and evening. Winds northwest to southwesterly 15 to 20 km/h tending southeast to southwesterly in the late evening. Daytime maximum temperatures 28 to 33.

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  • Temperature Forecast Bureau of Meteorology

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Newcastle Airport Temperature Statistics View More

September Temperature

Williamtown RAAF Base (0km)

  • Lowest 9 September, 2026

    4.4 °C

  • Average September

    17.4 °C

  • Highest 21 September, 2026

    35.4 °C

Climate (2021–2026)

Williamtown RAAF Base (0km)

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  • Average Low 2021–2026

    13.5 °C

  • Average 2021–2026

    18.2 °C

  • Average High 2021–2026

    24 °C
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