Three Rivers Weather Forecast

    • 16
    • 32

    Patchy Fog

    • 19
    • 37

    Partly Sunny

    • 20
    • 43

    Partly Sunny

    • 24
    • 45

    Partly Sunny

    • 26
    • 48

    Partly Sunny

    • 26
    • 46

    Chance Rain/Snow

Today 27 Dec East Slopes of the Oregon Cascades

Partly sunny. A chance of snow. Highs in the upper 20s to mid 30s. West wind 5 to 15 Mph with Gusts to around 45 Mph in the Morning, becoming light. Chance of precipitation 50 percent.

Tonight 27 Dec East Slopes of the Oregon Cascades

Mostly cloudy. A 20 percent chance of snow overnight. Lows 14 to 21. Gusts up to 20 Mph in the evening.

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Three Rivers Temperature Statistics

December Temperature

Bend Airport AWOS (23 miles)

  • Lowest 1 December, 2025

    19.4 °F

  • Average December

    44.1 °F

  • Highest 12 December, 2025

    66.2 °F

Climate (2020–Present)

Bend Airport AWOS (23 miles)

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  • Average Low 2020–2025

    38.4 °F

  • Average 2020–2025

    51.2 °F

  • Average High 2020–2025

    64.5 °F
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