Sisters Weather Forecast

    • 38
    • 63

    Rain Showers

    • 37
    • 57

    Rain

    • 34
    • 51

    Rain

    • 30
    • 50

    Chance Rain

    • 31
    • 52

    Chance Rain

    • 25
    • 49

    Chance Rain/Snow

Today 10 Apr East Slopes of the Oregon Cascades

Mostly cloudy with a chance of Showers and Thunderstorms. Highs in the 50s, except in the lower 60s Valleys. Chance of precipitation 50 percent. Rainfall Amounts less than a tenth of an Inch, except higher Amounts possible in Thunderstorms.

Tonight 10 Apr East Slopes of the Oregon Cascades

Rain Showers and a chance of Thunderstorms in the Evening, then rain likely overnight. Lows in the mid 30s to lower 40s. Chance of precipitation near 100 percent. Rainfall Amounts up to a half of an inch Possible, except higher Amounts possible in Thunderstorms.

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Sisters Temperature Statistics

April Temperature

Redmond Roberts Field (19.9 miles)

  • Lowest 3 April, 2026

    16.6 °F

  • Average April

    47.7 °F

  • Highest 6 April, 2026

    77.6 °F

Climate (2021–Present)

Redmond Roberts Field (19.9 miles)

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  • Average Low 2021–2026

    35.9 °F

  • Average 2021–2026

    51.5 °F

  • Average High 2021–2026

    65.8 °F
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