Charleston Weather Forecast

    • 5
    • 15

    Clear

    • 5
    • 17

    Mostly sunny

    • 9
    • 12

    Showers easing

    • 5
    • 10

    Shower or two

    • 6
    • 11

    Shower or two

    • 4
    • 11

    Possible shower

    • 3
    • 13

    Partly cloudy

Today 13 Aug Mount Barker

Clear. Light winds.

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Charleston Temperature Statistics View More

August Temperature

Mount Barker (18km)

  • Lowest 8 August, 2025

    1 °C

  • Average August

    8.7 °C

  • Highest 11 August, 2025

    19 °C

Climate (2020–Present)

Mount Barker (18km)

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  • Average Low 2020–2025

    9.3 °C

  • Average 2020–2025

    13.9 °C

  • Average High 2020–2025

    21 °C
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