Santiam Junction State Airport Weather Forecast

    • 19
    • 31

    Chance Snow Showers

    • 24
    • 38

    Increasing Clouds

    • 27
    • 43

    Partly Sunny

    • 30
    • 47

    Partly Sunny

    • 32
    • 50

    Mostly Cloudy

    • 32
    • 47

    Rain/Snow

    • 25
    • 41

    Snow

Today 27 Dec Cascades of Marion and Linn Counties

Mostly cloudy with a 50 percent chance of snow Showers. Snow accumulation of 1 to 2 Inches. Pass Winds west 15 to 20 Mph with Gusts up to 40 Mph, easing to 5 to 10 Mph in the afternoon.

Tonight 27 Dec Cascades of Marion and Linn Counties

Mostly cloudy. A slight chance of snow Showers in the evening. Widespread frost after midnight. Free air freezing level at the surface after midnight. Winds light. Chance of snow 20 percent.

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Santiam Junction State Airport Temperature Statistics

December Temperature

Redmond Roberts Field (41 miles)

  • Lowest 1 December, 2025

    15.1 °F

  • Average December

    41.7 °F

  • Highest 15 December, 2025

    64 °F

Climate (2020–Present)

Redmond Roberts Field (41 miles)

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  • Average Low 2020–2025

    35.8 °F

  • Average 2020–2025

    51.4 °F

  • Average High 2020–2025

    65.6 °F
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