Upper Tumalo Reservoir Weather Forecast

    • 37
    • 60

    Mostly Sunny

    • 38
    • 68

    Mostly Sunny

    • 38
    • 68

    Mostly Cloudy

    • 46
    • 66

    Mostly Cloudy

    • 35
    • 59

    Rain Showers

    • 33
    • 50

    Rain/Snow

Today 20 Oct East Slopes of the Oregon Cascades

Sunny. Highs in the 50s.

Tonight 20 Oct East Slopes of the Oregon Cascades

Mostly clear. Lows in the lower 30s to lower 40s.

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Upper Tumalo Reservoir Temperature Statistics

October Temperature

Bend Airport AWOS (11.2 miles)

  • Lowest 18 October, 2025

    28.4 °F

  • Average October

    49.9 °F

  • Highest 7 October, 2025

    77 °F

Climate (2020–Present)

Bend Airport AWOS (11.2 miles)

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  • Average Low 2020–2025

    38.2 °F

  • Average 2020–2025

    51 °F

  • Average High 2020–2025

    64.3 °F
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