Charleston Weather Forecast

    • 55
    • 61

    Mostly Cloudy

    • 52
    • 61

    Partly Sunny

    • 57
    • 61

    Partly Sunny

    • 55
    • 62

    Partly Sunny

    • 55
    • 62

    Mostly Sunny

    • 55
    • 61

    Mostly Sunny

Today 17 Aug South Central Oregon Coast

Mostly cloudy. Patchy fog late this morning. Highs in the lower to mid 70s. Northwest Winds around 5 Mph becoming 5 to 10 Mph late this afternoon.

Tonight 17 Aug South Central Oregon Coast

Mostly cloudy. Along the Coast, patchy fog after midnight. Lows in the lower to mid 50s. West Winds 5 to 10 Mph shifting to the south after midnight.

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Charleston Temperature Statistics

August Temperature

Southwest Oregon Regional Airport (6.8 miles)

  • Lowest 8 August, 2025

    52.6 °F

  • Average August

    62.5 °F

  • Highest 10 August, 2025

    72.6 °F

Climate (2020–Present)

Southwest Oregon Regional Airport (6.8 miles)

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  • Average Low 2020–2025

    46.6 °F

  • Average 2020–2025

    52.7 °F

  • Average High 2020–2025

    59.6 °F
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