Unanderra Weather Forecast

    • 17
    • 22

    Shower or two

    • 17
    • 22

    Showers. Possible storm

    • 17
    • 27

    Shower or two. Possible storm

    • 18
    • 33

    Possible shower

    • 16
    • 20

    Cloudy

    • 15
    • 20

    Cloudy

    • 14
    • 27

    Partly cloudy

Today 11 Dec Wollongong

Cloudy. High chance of showers. The chance of a thunderstorm early this evening. Winds southeasterly 20 to 30 km/h decreasing to 15 to 20 km/h in the late evening.

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Unanderra Temperature Statistics View More

December Temperature

Bellambi (12km)

  • Lowest 2 December, 2025

    12.8 °C

  • Average December

    20.9 °C

  • Highest 5 December, 2025

    36.7 °C

Climate (2020–Present)

Bellambi (12km)

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  • Average Low 2020–2025

    15 °C

  • Average 2020–2025

    18 °C

  • Average High 2020–2025

    21.8 °C
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