Arco Weather Forecast

    • 37
    • 66

    Mostly Sunny

    • 31
    • 66

    Blowing Dust

    • 34
    • 61

    Partly Sunny

    • 39
    • 65

    Partly Sunny

    • 40
    • 67

    Chance Rain

    • 37
    • 65

    Chance Rain

    • 32
    • 55

    Chance Rain

Today 6 Apr Lost River Valleys

Mostly sunny. Highs 59 to 69. Light and variable Winds. Becoming west around 10 Mph in the afternoon.

Tonight 6 Apr Lost River Valleys

Mostly clear. Lows 34 to 41. West Winds up to 10 Mph.

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Arco Temperature Statistics

April Temperature

Hailey, Friedman Memorial Airport (51 miles)

  • Lowest 3 April, 2026

    26.6 °F

  • Average April

    42.7 °F

  • Highest 4 April, 2026

    57.2 °F

Climate (2021–Present)

Hailey, Friedman Memorial Airport (51 miles)

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  • Average Low 2021–2026

    34.7 °F

  • Average 2021–2026

    42.9 °F

  • Average High 2021–2026

    56.6 °F
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