Upper Tumalo Reservoir Weather Forecast

    • 30
    • 47

    Chance Rain/Snow

    • 29
    • 50

    Patchy Freezing Fog

    • 34
    • 54

    Mostly Cloudy

    • 32
    • 53

    Mostly Cloudy

    • 34
    • 55

    Chance Rain Showers

    • 35
    • 54

    Chance Rain Showers

    • 33
    • 52

    Mostly Cloudy

Today 31 Oct East Slopes of the Oregon Cascades

Mostly cloudy. Lows in the upper 20s to mid 30s. Highs in the mid 40s to mid 50s.

Tonight 31 Oct East Slopes of the Oregon Cascades

Mostly cloudy. A chance of rain and high mountain snow Showers. Patchy fog and freezing fog overnight. Lows in the mid 20s to lower 30s. Chance of precipitation 40 percent.

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Upper Tumalo Reservoir Temperature Statistics

October Temperature

Bend Airport AWOS (11.2 miles)

  • Lowest 24 October, 2026

    24.8 °F

  • Average October

    52.1 °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

    64.7 °F
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