Summit West Weather Forecast

    • 39
    • 70

    Rain Showers

    • 37
    • 58

    Partly Sunny

    • 41
    • 69

    Mostly Sunny

    • 41
    • 68

    Mostly Sunny

    • 44
    • 71

    Mostly Sunny

    • 48
    • 80

    Mostly Sunny

Today 12 Sep East Slopes of the Oregon Cascades

Partly cloudy with a 50 percent chance of rain Showers. Highs in the upper 50s to mid 60s, except in the mid 60s to lower 70s Valleys. Rainfall Amounts less than a tenth of an inch.

Tonight 12 Sep East Slopes of the Oregon Cascades

Rain Showers and a chance of Thunderstorms in the Evening, then rain and high mountain snow Showers overnight. No high mountain snow accumulation. Lows in the lower 30s to lower 40s. West wind 5 to 15 Mph with Gusts to around 40 Mph overnight. Chance of precipitation near 100 percent.

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Summit West Temperature Statistics

September Temperature

Bend Airport AWOS (8.1 miles)

  • Lowest 5 September, 2026

    39.2 °F

  • Average September

    57.6 °F

  • Highest 9 September, 2026

    89.6 °F

Climate (2021–2026)

Bend Airport AWOS (8.1 miles)

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  • Average Low 2021–2026

    38.5 °F

  • Average 2021–2026

    51.3 °F

  • Average High 2021–2026

    64.6 °F
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