Newcastle Weather Forecast

    • 9
    • 21

    Partly cloudy

    • 8
    • 22

    Sunny

    • 9
    • 24

    Mostly sunny

    • 10
    • 22

    Possible shower

    • 13
    • 19

    Possible shower

    • 11
    • 21

    Partly cloudy

    • 11
    • 25

    Mostly sunny

Today 2 Sep Newcastle

Partly cloudy. Slight chance of a shower in the late morning and afternoon. Light winds.

Hunter Coastal Waters

Seal Rocks to Broken Bay
Wind
Variable below 10 knots becoming northerly 10 to 15 knots in the evening. Winds reaching up to 20 knots offshore south of Norah Head in the late evening.
Seas
Below 1 metre.
1st Swell
Southerly 1.5 to 2 metres, decreasing to 1.5 metres during the afternoon.
Weather
Partly cloudy. The chance of a thunderstorm during the morning and afternoon.
Weather Situation
A high pressure system with its centre near South Australia is extending a ridge across the state, and this ridge will be the dominant feature for the next couple of days as its centre slowly moves eastwards. A trough is forecast to brush the south and along the coast mid to late this week, and this system will be followed by another high pressure ridge drifting across the state during the weekend.
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  • Temperature Forecast Bureau of Meteorology

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Newcastle Temperature Statistics View More

September Temperature

Newcastle (Nobbys) (2km)

  • Lowest 1 September, 2025

    8.3 °C
  • Average September

    11.4 °C
  • Highest

Climate (2020–Present)

Newcastle (Nobbys) (2km)

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  • Average Low 2020–2025

    15.3 °C
  • Average 2020–2025

    18.5 °C
  • Average High 2020–2025

    22.2 °C
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