Nampa Municipal Airport Weather Forecast

    • 26
    • 41

    Increasing Clouds

    • 32
    • 48

    Mostly Cloudy

    • 37
    • 56

    Partly Sunny

    • 42
    • 58

    Rain Likely

    • 35
    • 53

    Chance Rain/Snow

    • 34
    • 54

    Chance Rain/Snow

Today 20 Feb Lower Treasure Valley

Partly cloudy. A slight chance of snow this morning. Chance of snow 20 percent. Highs 39 to 44. West Winds up to 10 Mph.

Tonight 20 Feb Lower Treasure Valley

Increasing Clouds. Lows 23 to 28. East Winds 10 to 15 Mph.

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Nampa Municipal Airport Temperature Statistics

February Temperature

Nampa Municipal Airport (0 miles)

  • Lowest 2 February, 2026

    23 °F

  • Average February

    40 °F

  • Highest 5 February, 2026

    57.2 °F

Climate (2021–Present)

Nampa Municipal Airport (0 miles)

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  • Average Low 2021–2026

    41.7 °F

  • Average 2021–2026

    53.3 °F

  • Average High 2021–2026

    65.2 °F
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