Arco Weather Forecast

    • 41
    • 66

    Mostly Sunny

    • 45
    • 71

    Increasing Clouds

    • 47
    • 74

    Mostly Sunny

    • 45
    • 73

    Mostly Sunny

    • 42
    • 67

    Partly Sunny

    • 43
    • 68

    Mostly Sunny

    • 44
    • 73

    Mostly Sunny

Today 10 May Lost River Valleys

Sunny. Highs 60 to 70. Northeast Winds up to 10 Mph.

Tonight 10 May Lost River Valleys

Mostly clear. Lows 38 to 45. Northeast Winds around 10 Mph. Shifting to west up to 10 Mph after midnight.

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Arco Temperature Statistics

May Temperature

Hailey, Friedman Memorial Airport (51 miles)

  • Lowest 1 May, 2024

    26.6 °F

  • Average May

    38.2 °F

  • Highest 4 May, 2024

    62.6 °F

Climate (2019–Present)

Hailey, Friedman Memorial Airport (51 miles)

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  • Average Low 2019–2024

    33.6 °F

  • Average 2019–2024

    41.6 °F

  • Average High 2019–2024

    55.4 °F
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