Charleston Weather Forecast

    • 12
    • 23

    Cloudy

    • 13
    • 23

    Partly cloudy

    • 11
    • 16

    Shower or two

    • 7
    • 15

    Partly cloudy

    • 7
    • 19

    Partly cloudy

    • 13
    • 25

    Mostly sunny

    • 14
    • 21

    Shower or two

Today 24 Sep Mount Barker

Cloudy. Slight chance of a shower, becoming less likely in the afternoon. Light winds.

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Charleston Temperature Statistics View More

September Temperature

Mount Barker (18km)

  • Lowest 17 September, 2026

    2.2 °C

  • Average September

    13.3 °C

  • Highest 19 September, 2026

    25 °C

Climate (2021–2026)

Mount Barker (18km)

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  • Average Low 2021–2026

    9.4 °C

  • Average 2021–2026

    14 °C

  • Average High 2021–2026

    21.1 °C
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