Ketchum Weather Forecast

    • 35
    • 69

    Mostly Sunny

    • 34
    • 67

    Mostly Sunny

    • 28
    • 63

    Mostly Cloudy

    • 27
    • 48

    Chance Snow Showers

    • 28
    • 55

    Partly Sunny

    • 32
    • 63

    Mostly Sunny

Today 14 May Sun Valley Region

Sunny. Highs 59 to 69.

Tonight 14 May Sun Valley Region

Mostly clear. Lows 31 to 39.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Ketchum Temperature Statistics

May Temperature

Hailey, Friedman Memorial Airport (12.4 miles)

  • Lowest 6 May, 2026

    32 °F

  • Average May

    62.7 °F

  • Highest 11 May, 2026

    80.6 °F

Climate (2021–Present)

Hailey, Friedman Memorial Airport (12.4 miles)

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  • Average Low 2021–2026

    34.8 °F

  • Average 2021–2026

    43.1 °F

  • Average High 2021–2026

    56.7 °F
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