Nampa Municipal Airport Weather Forecast

    • 47
    • 66

    Rain Showers Likely

    • 48
    • 66

    Mostly Cloudy

    • 50
    • 71

    Mostly Cloudy

    • 51
    • 78

    Mostly Sunny

    • 53
    • 80

    Partly Sunny

    • 55
    • 83

    Partly Sunny

Today 27 Jun Lower Treasure Valley

Areas of fog this morning. Showers likely with a slight chance of Thunderstorms this Morning, then Showers with a chance of Thunderstorms this afternoon. Chance of rain 80 percent. Highs 64 to 69. Northwest Winds 10 to 15 Mph with Gusts to 25 Mph.

Tonight 27 Jun Lower Treasure Valley

Mostly cloudy. A slight chance of rain Showers in the evening. Chance of rain 20 percent. Lows 43 to 48. Northwest Winds 10 to 15 Mph with Gusts to 25 Mph.

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Nampa Municipal Airport Temperature Statistics

June Temperature

Nampa Municipal Airport (0 miles)

  • Lowest 11 June, 2026

    39.2 °F

  • Average June

    70.4 °F

  • Highest 16 June, 2026

    96.8 °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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