Upper Tumalo Reservoir Weather Forecast

    • 34
    • 52

    Increasing Clouds

    • 28
    • 45

    Slight Chance Rain/Snow

    • 28
    • 53

    Mostly Sunny

    • 36
    • 62

    Mostly Sunny

    • 38
    • 66

    Mostly Sunny

    • 40
    • 70

    Mostly Sunny

    • 41
    • 74

    Mostly Sunny

Today 10 Oct East Slopes of the Oregon Cascades

Sunny. Highs in the 40s, except in the upper 40s to lower 50s Valleys.

Tonight 10 Oct East Slopes of the Oregon Cascades

Partly cloudy. Lows in the mid 20s to mid 30s. Gusts up to 20 Mph overnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Upper Tumalo Reservoir Temperature Statistics

October Temperature

Bend Airport AWOS (11.2 miles)

  • Lowest 4 October, 2026

    42.8 °F

  • Average October

    64 °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

    64.7 °F
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