Narellan Weather Forecast

    • 9
    • 23

    Possible shower

    • 11
    • 27

    Shower or two

    • 14
    • 25

    Shower or two

    • 14
    • 27

    Partly cloudy

    • 14
    • 31

    Shower or two

    • 16
    • 25

    Showers

    • 11
    • 25

    Partly cloudy

Today 30 Oct Sydney

Partly cloudy. Medium chance of showers in the afternoon and early evening. The chance of a thunderstorm in the afternoon. Winds southeasterly 15 to 20 km/h becoming light in the evening.

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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Narellan Temperature Statistics View More

October Temperature

Campbelltown (Mount Annan) (4km)

  • Lowest 2 October, 2025

    5.6 °C

  • Average October

    18.4 °C

  • Highest 20 October, 2025

    37.1 °C

Climate (2020–Present)

Campbelltown (Mount Annan) (4km)

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  • Average Low 2020–2025

    10.9 °C

  • Average 2020–2025

    16.5 °C

  • Average High 2020–2025

    23.8 °C
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