Mackay Weather Forecast

    • 20
    • 35

    Increasing Clouds

    • 23
    • 35

    Mostly Cloudy

    • 28
    • 38

    Rain/Snow Likely

    • 22
    • 40

    Chance Snow

    • 21
    • 40

    Chance Snow

    • 25
    • 41

    Partly Sunny

Today 3 Dec Lost River Valleys

Sunny. Highs 28 to 38. Light and variable Winds. Becoming northwest up to 10 Mph in the afternoon.

Tonight 3 Dec Lost River Valleys

Increasing Clouds. Lows 13 to 20. West Winds up to 10 Mph.

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Mackay Temperature Statistics

December Temperature

Hailey, Friedman Memorial Airport (44.7 miles)

  • Lowest

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  • Average December

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Climate (2020–Present)

Hailey, Friedman Memorial Airport (44.7 miles)

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  • Average Low 2020–2025

    34.1 °F

  • Average 2020–2025

    42.3 °F

  • Average High 2020–2025

    56 °F
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