Charleston Weather Forecast

    • 7
    • 14

    Partly cloudy

    • 7
    • 21

    Mostly sunny

    • 9
    • 15

    Showers increasing

    • 7
    • 11

    Shower or two

    • 8
    • 14

    Shower or two

    • 8
    • 13

    Possible shower

    • 6
    • 14

    Cloudy

Today 17 Sep Mount Barker

Partly cloudy. Slight chance of a shower this morning. Winds westerly 15 to 20 km/h tending northwesterly in the early afternoon then becoming light in the late afternoon.

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Charleston Temperature Statistics View More

September Temperature

Mount Barker (18km)

  • Lowest 13 September, 2025

    2 °C

  • Average September

    12.9 °C

  • Highest 15 September, 2025

    25.6 °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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