Newcastle Airport Weather Forecast

    • 7
    • 22

    Partly cloudy

    • 8
    • 25

    Sunny

    • 9
    • 28

    Sunny

    • 13
    • 28

    Shower or two developing

    • 10
    • 17

    Possible shower

    • 9
    • 20

    Partly cloudy

    • 6
    • 26

    Sunny

Today 12 Sep Hunter

Partly cloudy. The chance of morning fog. Slight chance of a shower along the coastal fringe in the late morning and afternoon. Near zero chance of rain elsewhere. Light winds becoming northeast to southeasterly 15 to 20 km/h in the early afternoon then becoming light in the evening. Daytime maximum temperatures in the low 20s.

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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Newcastle Airport Temperature Statistics View More

September Temperature

Williamtown RAAF Base (0km)

  • Lowest 9 September, 2026

    4.4 °C

  • Average September

    16.7 °C

  • Highest 5 September, 2026

    32.8 °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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