Sisters Weather Forecast

    • 50
    • 84

    Patchy Smoke

    • 48
    • 85

    Patchy Smoke

    • 46
    • 85

    Mostly Sunny

    • 49
    • 86

    Mostly Sunny

    • 50
    • 89

    Partly Sunny

    • 45
    • 83

    Slight Chance Rain Showers

    • 42
    • 78

    Mostly Sunny

Today 16 Aug East Slopes of the Oregon Cascades

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

Tonight 16 Aug East Slopes of the Oregon Cascades

Mostly cloudy. Patchy smoke overnight. Lows in the upper 40s to mid 50s.

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Sisters Temperature Statistics

August Temperature

Redmond Roberts Field (19.9 miles)

  • Lowest 2 August, 2026

    38.6 °F

  • Average August

    67.6 °F

  • Highest 6 August, 2026

    99.6 °F

Climate (2021–2026)

Redmond Roberts Field (19.9 miles)

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  • Average Low 2021–2026

    35.6 °F

  • Average 2021–2026

    51.1 °F

  • Average High 2021–2026

    65.6 °F
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