Upper Tumalo Reservoir Weather Forecast

    • 48
    • 81

    Mostly Sunny

    • 47
    • 80

    Mostly Sunny

    • 35
    • 69

    Partly Sunny

    • 31
    • 53

    Partly Sunny

    • 27
    • 49

    Partly Sunny

    • 31
    • 55

    Mostly Sunny

    • 36
    • 61

    Mostly Sunny

Today 7 Oct East Slopes of the Oregon Cascades

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

Tonight 7 Oct East Slopes of the Oregon Cascades

Clear. Lows in the lower 40s to lower 50s.

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Upper Tumalo Reservoir Temperature Statistics

October Temperature

Bend Airport AWOS (11.2 miles)

  • Lowest 4 October, 2026

    42.8 °F

  • Average October

    64.1 °F

  • Highest 4 October, 2026

    89.6 °F

Climate (2021–2026)

Bend Airport AWOS (11.2 miles)

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  • Average Low 2021–2026

    38.6 °F

  • Average 2021–2026

    51.4 °F

  • Average High 2021–2026

    64.6 °F
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