Altona Weather Forecast

    • 14
    • 36

    Sunny

    • 19
    • 40

    Sunny

    • 21
    • 36

    Mostly sunny

    • 13
    • 30

    Possible shower

    • 13
    • 23

    Shower or two

    • 8
    • 25

    Sunny

    • 9
    • 25

    Mostly sunny

Today 17 Dec Mount Lofty Ranges

Sunny. Winds northwest to northeasterly 15 to 20 km/h tending northwest to southwesterly in the middle of the day then tending southeast to southwesterly in the evening. Overnight temperatures falling to between 12 and 16 with daytime temperatures reaching the low to mid 30s.

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  • Temperature Forecast Bureau of Meteorology

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Altona Temperature Statistics View More

December Temperature

Mount Crawford (Fire Tower) (14km)

  • Lowest 7 December, 2025

    6.2 °C

  • Average December

    16.9 °C

  • Highest 12 December, 2025

    34.3 °C

Climate (2020–Present)

Mount Crawford (Fire Tower) (14km)

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  • Average Low 2020–2025

    9.6 °C

  • Average 2020–2025

    13.6 °C

  • Average High 2020–2025

    19.1 °C
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