Santiam Junction State Airport Weather Forecast

    • 41
    • 68

    Partly Cloudy

    • 43
    • 75

    Mostly Sunny

    • 45
    • 77

    Sunny

    • 43
    • 75

    Mostly Sunny

    • 42
    • 74

    Partly Sunny

    • 33
    • 58

    Rain

Today 20 May Cascades of Marion and Linn Counties

Mostly sunny. Free air freezing level 10000 feet. Pass Winds northwest 5 to 10 Mph.

Tonight 20 May Cascades of Marion and Linn Counties

Partly cloudy in the Evening, then clearing. Free air freezing level 12000 feet. Pass Winds north 5 to 10 Mph, becoming light after midnight.

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Santiam Junction State Airport Temperature Statistics

May Temperature

Redmond Roberts Field (41 miles)

  • Lowest 14 May, 2026

    25.6 °F

  • Average May

    55.5 °F

  • Highest 12 May, 2026

    87.7 °F

Climate (2021–Present)

Redmond Roberts Field (41 miles)

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  • Average Low 2021–2026

    35.8 °F

  • Average 2021–2026

    51.4 °F

  • Average High 2021–2026

    65.8 °F
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