Meridian Weather Forecast

    • 43
    • 72

    Becoming Sunny

    • 45
    • 79

    Mostly Sunny

    • 49
    • 81

    Partly Sunny

    • 50
    • 78

    Partly Sunny

    • 42
    • 72

    Mostly Cloudy

    • 40
    • 64

    Mostly Cloudy

Today 17 Mar Upper Treasure Valley

Sunny. Highs 70 to 75. Light Winds in the Morning, becoming north 10 to 15 Mph in the afternoon.

Tonight 17 Mar Upper Treasure Valley

Partly cloudy in the Evening, then clearing. Lows 41 to 46. East Winds up to 10 Mph with Gusts to 20 Mph.

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Meridian Temperature Statistics

March Temperature

Nampa Municipal Airport (6.8 miles)

  • Lowest 11 March, 2026

    26.6 °F

  • Average March

    46.3 °F

  • Highest 8 March, 2026

    66.2 °F

Climate (2021–Present)

Nampa Municipal Airport (6.8 miles)

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  • Average Low 2021–2026

    41.8 °F

  • Average 2021–2026

    53.4 °F

  • Average High 2021–2026

    65.2 °F
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