Grande Round Lake Weather Forecast

    • 51
    • 63

    Mostly Sunny

    • 50
    • 64

    Mostly Sunny

    • 48
    • 64

    Partly Sunny

    • 47
    • 62

    Partly Sunny

    • 44
    • 54

    Mostly Sunny

    • 50
    • 60

    Mostly Sunny

Today 17 Sep Southern Blue Mountains of Oregon

Sunny. Highs in the upper 70s to lower 80s.

Tonight 17 Sep Southern Blue Mountains of Oregon

Mostly clear. Lows in the upper 40s to mid 50s.

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Grande Round Lake Temperature Statistics

September Temperature

Baker Municipal Airport (23 miles)

  • Lowest 13 September, 2025

    43 °F

  • Average September

    65.1 °F

  • Highest 2 September, 2025

    96.1 °F

Climate (2020–Present)

Baker Municipal Airport (23 miles)

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  • Average Low 2020–2025

    33.7 °F

  • Average 2020–2025

    47.7 °F

  • Average High 2020–2025

    61.6 °F
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