Mountain Home Weather Forecast

    • 46
    • 79

    Mostly Sunny

    • 54
    • 88

    Mostly Sunny

    • 54
    • 89

    Mostly Sunny

    • 47
    • 91

    Breezy

    • 40
    • 67

    Partly Sunny

    • 41
    • 68

    Slight Chance Rain Showers

Today 22 May Upper Treasure Valley

Sunny. Highs 77 to 82. Southeast Winds up to 10 Mph this Morning, shifting to northwest this afternoon.

Tonight 22 May Upper Treasure Valley

Mostly clear. Lows 44 to 50. North Winds 10 to 15 Mph in the Evening, shifting to east after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mountain Home Temperature Statistics

May Temperature

Mountain Home Air Force Base (10.6 miles)

  • Lowest 1 May, 2026

    38.6 °F

  • Average May

    62.6 °F

  • Highest 12 May, 2026

    97.6 °F

Climate (2021–Present)

Mountain Home Air Force Base (10.6 miles)

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  • Average Low 2021–2026

    40.1 °F

  • Average 2021–2026

    52.6 °F

  • Average High 2021–2026

    65.5 °F
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