Avon Weather Forecast

    • 11
    • 18

    Cloudy

    • 9
    • 22

    Partly cloudy

    • 10
    • 22

    Partly cloudy

    • 10
    • 24

    Sunny

    • 10
    • 28

    Sunny

    • 13
    • 29

    Shower

    • 13
    • 24

    Shower

Today 26 Dec Illawarra

Cloudy. Slight chance of a shower in the early morning. Winds south to southeasterly 25 to 35 km/h. Overnight temperatures falling to between 8 and 14 with daytime temperatures reaching between 17 and 20.

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Avon Temperature Statistics View More

December Temperature

Bellambi (27km)

  • Lowest 2 December, 2025

    12.8 °C

  • Average December

    21.3 °C

  • Highest 5 December, 2025

    36.7 °C

Climate (2020–Present)

Bellambi (27km)

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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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