Umpqua River - Bolon Island Weather Forecast

    • 57
    • 70

    Mostly Sunny

    • 51
    • 64

    Partly Sunny

    • 53
    • 61

    Partly Sunny

    • 52
    • 60

    Partly Sunny

    • 52
    • 67

    Partly Sunny

Today 9 Sep South Central Oregon Coast

Sunny. Along the Coast, patchy fog this morning. Highs in the lower 70s to lower 80s along the coast and in the lower 80s to lower 90s inland. Northeast Winds 5 to 10 Mph shifting to the northwest this afternoon.

Tonight 9 Sep South Central Oregon Coast

Mostly clear until well after midnight then becoming partly cloudy. Along the Coast, patchy fog. Inland, patchy fog late this evening and overnight. Lows in the mid 50s. Northwest Winds 5 to 10 Mph.

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Umpqua River - Bolon Island Temperature Statistics

September Temperature

Southwest Oregon Regional Airport (21.1 miles)

  • Lowest 7 September, 2026

    53.1 °F

  • Average September

    60.2 °F

  • Highest 1 September, 2026

    69.7 °F

Climate (2021–2026)

Southwest Oregon Regional Airport (21.1 miles)

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  • Average Low 2021–2026

    47 °F

  • Average 2021–2026

    53 °F

  • Average High 2021–2026

    59.6 °F
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