Lookout Mountain Management Area Weather Forecast

    • 52
    • 66

    Mostly Sunny

    • 53
    • 71

    Sunny

    • 54
    • 71

    Partly Sunny

    • 51
    • 68

    Mostly Cloudy

    • 49
    • 63

    Partly Sunny

    • 46
    • 61

    Partly Sunny

Today 16 Sep Ochoco-John Day Highlands

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

Tonight 16 Sep Ochoco-John Day Highlands

Mostly clear. Lows in the lower 40s to lower 50s.

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Lookout Mountain Management Area Temperature Statistics

September Temperature

Prineville Airport (26.7 miles)

  • Lowest 7 September, 2025

    44.6 °F

  • Average September

    67.2 °F

  • Highest 2 September, 2025

    96.8 °F

Climate (2020–Present)

Prineville Airport (26.7 miles)

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  • Average Low 2020–2025

    34.3 °F

  • Average 2020–2025

    49.4 °F

  • Average High 2020–2025

    62.8 °F
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