Upper Tumalo Reservoir Weather Forecast

    • 50
    • 87

    Patchy Smoke

    • 48
    • 86

    Mostly Sunny

    • 48
    • 82

    Mostly Sunny

    • 51
    • 82

    Mostly Sunny

    • 53
    • 84

    Partly Sunny

    • 52
    • 85

    Chance Rain Showers

Today 10 Aug East Slopes of the Oregon Cascades

Sunny. Highs in the mid 70s to lower 80s, except in the 80s Valleys. Gusts up to 20 Mph in the afternoon.

Tonight 10 Aug East Slopes of the Oregon Cascades

Mostly clear. Patchy smoke. Lows in the mid 40s to lower 50s.

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  • Temperature Real-Time

Upper Tumalo Reservoir Temperature Statistics

August Temperature

Bend Airport AWOS (11.2 miles)

  • Lowest 3 August, 2026

    42.8 °F

  • Average August

    71.8 °F

  • Highest 6 August, 2026

    100.4 °F

Climate (2021–2026)

Bend Airport AWOS (11.2 miles)

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  • Average Low 2021–2026

    38.5 °F

  • Average 2021–2026

    51.4 °F

  • Average High 2021–2026

    64.6 °F
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