Merriam Lake Weather Forecast

    • 35
    • 48

    Breezy

    • 29
    • 50

    Snow

    • 23
    • 30

    Blizzard

    • 15
    • 28

    Blizzard

    • 14
    • 23

    Snow Likely

    • 15
    • 24

    Chance Snow

    • 20
    • 29

    Slight Chance Snow

Today 20 Apr Lost River Range

Mostly sunny. Highs 61 to 71.

Tonight 20 Apr Lost River Range

Partly cloudy. Lows 40 to 47.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Merriam Lake Temperature Statistics

April Temperature

Hailey, Friedman Memorial Airport (50.3 miles)

  • Lowest 17 April, 2026

    21.2 °F

  • Average April

    46.6 °F

  • Highest 6 April, 2026

    71.6 °F

Climate (2021–Present)

Hailey, Friedman Memorial Airport (50.3 miles)

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  • Average Low 2021–2026

    34.7 °F

  • Average 2021–2026

    43 °F

  • Average High 2021–2026

    56.6 °F
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