Sisters Weather Forecast

    • 54
    • 91

    Increasing Clouds

    • 52
    • 89

    Chance Thunderstorms

    • 44
    • 82

    Mostly Sunny

    • 48
    • 86

    Sunny

    • 51
    • 89

    Sunny

    • 55
    • 92

    Mostly Sunny

    • 57
    • 90

    Partly Sunny

Today 14 Jul East Slopes of the Oregon Cascades

Sunny. Highs in the upper 70s to upper 80s, except in the upper 80s to lower 90s Valleys.

Tonight 14 Jul East Slopes of the Oregon Cascades

Partly cloudy. A 20 percent chance of rain Showers in the evening. Lows in the 50s. Gusts up to 20 Mph in the evening.

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Sisters Temperature Statistics

July Temperature

Redmond Roberts Field (19.9 miles)

  • Lowest 1 July, 2026

    33.7 °F

  • Average July

    66.4 °F

  • Highest 7 July, 2026

    94.6 °F

Climate (2021–2026)

Redmond Roberts Field (19.9 miles)

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  • Average Low 2021–2026

    35.6 °F

  • Average 2021–2026

    51.2 °F

  • Average High 2021–2026

    65.6 °F
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