Mill Lake Weather Forecast

    • 32
    • 48

    Decreasing Clouds

    • 33
    • 47

    Chance Snow Showers

    • 38
    • 53

    Partly Sunny

    • 43
    • 58

    Partly Sunny

    • 39
    • 59

    Mostly Sunny

    • 44
    • 62

    Mostly Sunny

Today 31 May Sun Valley Region

Mostly sunny. Highs 59 to 69.

Tonight 31 May Sun Valley Region

Mostly clear. Lows 32 to 41.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mill Lake Temperature Statistics

May Temperature

Hailey, Friedman Memorial Airport (25.5 miles)

  • Lowest 6 May, 2026

    32 °F

  • Average May

    61.7 °F

  • Highest 12 May, 2026

    84.2 °F

Climate (2021–Present)

Hailey, Friedman Memorial Airport (25.5 miles)

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  • Average Low 2021–2026

    34.8 °F

  • Average 2021–2026

    43.2 °F

  • Average High 2021–2026

    56.7 °F
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