Ketchum Weather Forecast

    • 26
    • 51

    Chance Snow

    • 30
    • 54

    Partly Sunny

    • 34
    • 58

    Partly Sunny

    • 35
    • 63

    Mostly Sunny

    • 38
    • 69

    Mostly Sunny

    • 41
    • 70

    Partly Sunny

Today 27 Apr Sun Valley Region

Partly sunny. A slight chance of snow in the morning. Then a chance of snow Showers and a slight chance of Thunderstorms in the afternoon. Snow accumulation up to 1 inch. Highs 41 to 51.

Tonight 27 Apr Sun Valley Region

Partly cloudy. A slight chance of snow in the evening. Lows 21 to 29.

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Ketchum Temperature Statistics

April Temperature

Hailey, Friedman Memorial Airport (12.4 miles)

  • Lowest 17 April, 2026

    21.2 °F

  • Average April

    47.1 °F

  • Highest 6 April, 2026

    71.6 °F

Climate (2021–Present)

Hailey, Friedman Memorial Airport (12.4 miles)

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  • Average Low 2021–2026

    34.7 °F

  • Average 2021–2026

    43 °F

  • Average High 2021–2026

    56.6 °F
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