Sunriver Airport Weather Forecast

    • 43
    • 85

    Mostly Sunny

    • 41
    • 80

    Mostly Sunny

    • 38
    • 73

    Partly Sunny

    • 35
    • 57

    Rain Showers Likely

    • 35
    • 60

    Mostly Sunny

    • 38
    • 67

    Mostly Sunny

Today 9 Sep East Slopes of the Oregon Cascades

Sunny. Highs in the mid 70s to lower 80s, except in the lower to mid 80s Valleys.

Tonight 9 Sep East Slopes of the Oregon Cascades

Mostly clear. Lows in the lower 40s to lower 50s.

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Sunriver Airport Temperature Statistics

September Temperature

Bend Airport AWOS (19.3 miles)

  • Lowest 5 September, 2026

    39.2 °F

  • Average September

    54.2 °F

  • Highest 1 September, 2026

    77 °F

Climate (2021–2026)

Bend Airport AWOS (19.3 miles)

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  • Average Low 2021–2026

    38.5 °F

  • Average 2021–2026

    51.3 °F

  • Average High 2021–2026

    64.6 °F
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