Upper Box Canyon Lake Weather Forecast

    • 20
    • 32

    Mostly Sunny

    • 20
    • 32

    Mostly Sunny

    • 19
    • 33

    Mostly Sunny

    • 10
    • 25

    Partly Sunny

    • 14
    • 19

    Partly Sunny

    • 17
    • 23

    Chance Snow

Today 21 Nov Sun Valley Region

Sunny. Patchy dense fog in the morning. Highs 40 to 50.

Tonight 21 Nov Sun Valley Region

Mostly clear. Lows 20 to 28.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Upper Box Canyon Lake Temperature Statistics

November Temperature

Hailey, Friedman Memorial Airport (19.3 miles)

  • Lowest 8 November, 2025

    26.6 °F

  • Average November

    41.1 °F

  • Highest 1 November, 2025

    60.8 °F

Climate (2020–Present)

Hailey, Friedman Memorial Airport (19.3 miles)

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  • Average Low 2020–2025

    34 °F

  • Average 2020–2025

    42.3 °F

  • Average High 2020–2025

    55.9 °F
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