Nampa Municipal Airport Weather Forecast

    • 44
    • 77

    Mostly Sunny

    • 56
    • 88

    Mostly Sunny

    • 55
    • 87

    Partly Sunny

    • 52
    • 78

    Mostly Cloudy

    • 50
    • 75

    Slight Chance Rain Showers

    • 51
    • 77

    Partly Sunny

Today 30 Aug Lower Treasure Valley

Sunny. Highs 75 to 80. Northwest Winds up to 10 Mph.

Tonight 30 Aug Lower Treasure Valley

Mostly clear. Lows 44 to 50. Light Winds.

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Nampa Municipal Airport Temperature Statistics

August Temperature

Nampa Municipal Airport (0 miles)

  • Lowest 5 August, 2026

    50 °F

  • Average August

    77.7 °F

  • Highest 1 August, 2026

    100.4 °F

Climate (2021–2026)

Nampa Municipal Airport (0 miles)

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  • Average Low 2021–2026

    41.8 °F

  • Average 2021–2026

    53.5 °F

  • Average High 2021–2026

    65.3 °F
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