Mount Thielsen Weather Forecast

    • 33
    • 39

    Rain/Snow

    • 37
    • 47

    Chance Rain

    • 35
    • 43

    Rain Showers

    • 40
    • 51

    Partly Sunny

    • 43
    • 57

    Partly Sunny

    • 49
    • 59

    Partly Sunny

    • 45
    • 57

    Chance Rain

Today 4 Sep South Central Oregon Cascades

Chance of snow Showers this morning. Rain Showers likely and slight chance of Thunderstorms through the day. Snow level 6500 feet rising to 7000 feet this afternoon. Little or no snow accumulation. Highs in the mid 40s to mid 50s. South Winds 5 to 10 Mph shifting to the southwest late this afternoon. Chance of precipitation 60 percent.

Tonight 4 Sep South Central Oregon Cascades

Mostly cloudy. Chance of rain Showers and slight chance of Thunderstorms early this Evening, then slight chance of rain late this evening. Lows in the mid 30s to lower 40s. Southwest Winds 5 to 10 Mph shifting to the southeast after midnight. Chance of precipitation 40 percent.

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Mount Thielsen Temperature Statistics

September Temperature

Roseburg Regional Airport (65.2 miles)

  • Lowest 2 September, 2026

    54 °F

  • Average September

    62.5 °F

  • Highest 1 September, 2026

    74.6 °F

Climate (2021–2026)

Roseburg Regional Airport (65.2 miles)

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  • Average Low 2021–2026

    47 °F

  • Average 2021–2026

    57 °F

  • Average High 2021–2026

    67.9 °F
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