Ketchum Weather Forecast

    • 36
    • 73

    Partly Sunny

    • 36
    • 76

    Partly Sunny

    • 37
    • 77

    Mostly Sunny

    • 39
    • 81

    Mostly Sunny

    • 38
    • 82

    Mostly Sunny

    • 38
    • 82

    Mostly Sunny

Today 7 May Sun Valley Region

Mostly sunny. Highs 63 to 73.

Tonight 7 May Sun Valley Region

Partly cloudy. Lows 34 to 44.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Ketchum Temperature Statistics

May Temperature

Hailey, Friedman Memorial Airport (12.4 miles)

  • Lowest 1 May, 2026

    35.6 °F

  • Average May

    60.8 °F

  • Highest 4 May, 2026

    73.4 °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 °F

  • Average High 2021–2026

    56.6 °F
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